{"schema":"https://ver.cy/schemas/card/1.0.0","id":"vr.wm-act-023","code":"wm-act-023-public-health-epidemiology","url":"https://ver.cy/models/wm-act-023-public-health-epidemiology/","name":"Public Health / Epidemiology","alternateNames":["B14"],"kind":"world-model","status":"published","version":"0.3.0-research.1","language":"en","classifiers":{"family":"World Models","category":"Activities and processes","entryKind":"aggregate","plane":"","domain":["ACT.HCR.PUB"],"industry":["Cross-industry"],"navPath":"NAV.ACT.HCR.PUB","tags":["public","health","epidemiology","act.hcr.pub"],"facets":{}},"whatItIs":"Owns population-health frames, indicator definitions and observations, aggregate surveillance notifications, signals, outbreak determinations and assessments, immunization programme and coverage aggregates, measure bindings, evaluation results, disclosure controls and governed releases while referencing clinical, laboratory, identity, geography, policy and operational masters.","purpose":"Represent governed population and cohort-grain health surveillance, indicator series, signals, outbreaks, immunization coverage, public-health measures and epidemiologic assessments without importing person-grain health records.","scope":{"in":["Cohort and population definitions, indicator series, aggregate case surveillance, signals and data-quality revisions","Outbreak identity, declaration, extent, transmission, severity, course, forecast, closure and residual-risk assessments","Aggregate immunization programmes and coverage, public-health measures, evaluation, disclosure, provenance and federation"],"out":["Identifiable person health, clinical-care, immunization event, identity and contact-tracing records","Laboratory sample, pathogen genome, geography, facility, product, policy, legal-power and resource-deployment master lifecycles","Universal case definitions, outbreak thresholds, severity scales, vaccination schedules, causal conclusions, public-health powers or reporting deadlines"],"boundaries":[{"neighbor":"Personal health and clinical record","distinction":"Person-grain diagnosis, care and immunization events remain in their source models; this model receives only authorized aggregate facts and never uses a personal identifier as population-health identity."},{"neighbor":"Surveillance case and clinical diagnosis","distinction":"A surveillance case definition exists for consistent classification and counting and is not a clinical diagnostic or treatment rule."},{"neighbor":"Signal, public-health event and outbreak","distinction":"A signal is an observation requiring assessment; a public-health event may trigger international assessment; an outbreak is a separately authorized determination under a pinned definition."},{"neighbor":"Indicator and raw dataset","distinction":"The model owns a governed measure definition and aggregate observation lineage while source systems retain person, encounter, laboratory and operational datasets."},{"neighbor":"Public-health measure and response operation","distinction":"This model records intervention definition, authority, target, timing and effects; logistics, staffing, procurement and task execution remain in operational systems."}]},"distinguishingFeatures":["Works at population grain with aggregates, indicators and signals, not individual patient care.","Separates a signal from a confirmed outbreak determination and its assessment.","Indicator definitions are versioned independently of the observations computed from them.","References clinical and laboratory records but releases only governed, disclosure-controlled outputs."],"structure":{"bundles":[{"id":"population-scope-and-mandate","name":"Population scope and mandate","description":"Defines the governed population-health observation frame and responsible authority.","layers":[{"id":"population-cohort-and-place","name":"Population, cohort and place","description":"The people-at-risk frame and its spatial and membership semantics.","findings":[{"id":"target-population-and-cohort-definition","name":"Target population and cohort definition","description":"Versioned inclusion, exclusion, age, sex, risk, eligibility and denominator criteria at permitted aggregate grain.","questions":[{"text":"What is currently asserted about target population and cohort definition for this population-health context, at which cohort, place and time grain?","id":"target-population-and-cohort-definition-q01","kind":"definition"},{"text":"Which source, method and authority establish target population and cohort definition, with what observation time, evidence and uncertainty?","id":"target-population-and-cohort-definition-q02","kind":"spatial"},{"text":"Which validation, disclosure or revision rule may change target population and cohort definition without losing prior releases and provenance?","id":"target-population-and-cohort-definition-q03","kind":"quality"}]},{"id":"geographic-area-time-period-and-grain","name":"Geographic area, time period and grain","description":"Authoritative area references, observation period, aggregation cadence and minimum publishable spatial-temporal grain.","questions":[{"text":"What is currently asserted about geographic area, time period and grain for this population-health context, at which cohort, place and time grain?","id":"geographic-area-time-period-and-grain-q01","kind":"spatial"},{"text":"Which source, method and authority establish geographic area, time period and grain, with what observation time, evidence and uncertainty?","id":"geographic-area-time-period-and-grain-q02","kind":"constraint"},{"text":"Which validation, disclosure or revision rule may change geographic area, time period and grain without losing prior releases and provenance?","id":"geographic-area-time-period-and-grain-q03","kind":"classification"}]}]},{"id":"purpose-authority-and-profile","name":"Purpose, authority and profile","description":"Public-health purpose, legal mandate and applicable profile.","findings":[{"id":"surveillance-purpose-and-record-authority","name":"Surveillance purpose and record authority","description":"Declared prevention, detection, monitoring, evaluation or reporting purpose plus the authority that masters the aggregate.","questions":[{"text":"What is currently asserted about surveillance purpose and record authority for this population-health context, at which cohort, place and time grain?","id":"surveillance-purpose-and-record-authority-q01","kind":"authority"},{"text":"Which source, method and authority establish surveillance purpose and record authority, with what observation time, evidence and uncertainty?","id":"surveillance-purpose-and-record-authority-q02","kind":"quality"},{"text":"Which validation, disclosure or revision rule may change surveillance purpose and record authority without losing prior releases and provenance?","id":"surveillance-purpose-and-record-authority-q03","kind":"constraint"}]},{"id":"jurisdiction-condition-and-profile-binding","name":"Jurisdiction, condition and profile binding","description":"Pinned jurisdiction, condition classification, case definition, disclosure profile and effective versions.","questions":[{"text":"What is currently asserted about jurisdiction, condition and profile binding for this population-health context, at which cohort, place and time grain?","id":"jurisdiction-condition-and-profile-binding-q01","kind":"requirement"},{"text":"Which source, method and authority establish jurisdiction, condition and profile binding, with what observation time, evidence and uncertainty?","id":"jurisdiction-condition-and-profile-binding-q02","kind":"access"},{"text":"Which validation, disclosure or revision rule may change jurisdiction, condition and profile binding without losing prior releases and provenance?","id":"jurisdiction-condition-and-profile-binding-q03","kind":"exception"}]}]}]},{"id":"indicator-and-series","name":"Indicator and series","description":"Defines population-health measures and preserves comparable time-series observations.","layers":[{"id":"indicator-definition","name":"Indicator definition","description":"Measure identity, semantics, computation and stratification.","findings":[{"id":"indicator-identity-definition-and-unit","name":"Indicator identity, definition and unit","description":"Stable code, title, concept, value type, unit, direction and versioned semantic definition.","questions":[{"text":"What is currently asserted about indicator identity, definition and unit for this population-health context, at which cohort, place and time grain?","id":"indicator-identity-definition-and-unit-q01","kind":"identity"},{"text":"Which source, method and authority establish indicator identity, definition and unit, with what observation time, evidence and uncertainty?","id":"indicator-identity-definition-and-unit-q02","kind":"classification"},{"text":"Which validation, disclosure or revision rule may change indicator identity, definition and unit without losing prior releases and provenance?","id":"indicator-identity-definition-and-unit-q03","kind":"spatial"}]},{"id":"numerator-denominator-method-and-stratifiers","name":"Numerator, denominator, method and stratifiers","description":"Computation criteria, source population, standardization, weighting, stratifier definitions and exclusions.","questions":[{"text":"What is currently asserted about numerator, denominator, method and stratifiers for this population-health context, at which cohort, place and time grain?","id":"numerator-denominator-method-and-stratifiers-q01","kind":"measurement"},{"text":"Which source, method and authority establish numerator, denominator, method and stratifiers, with what observation time, evidence and uncertainty?","id":"numerator-denominator-method-and-stratifiers-q02","kind":"lifecycle"},{"text":"Which validation, disclosure or revision rule may change numerator, denominator, method and stratifiers without losing prior releases and provenance?","id":"numerator-denominator-method-and-stratifiers-q03","kind":"validation"}]}]},{"id":"series-observation-and-quality","name":"Series observation and quality","description":"Observed or estimated values, uncertainty, timeliness and correction.","findings":[{"id":"value-count-rate-estimate-and-uncertainty","name":"Value, count, rate, estimate and uncertainty","description":"Keeps counts, proportions, rates, ratios, risks, modelled estimates, intervals and suppression states distinct.","questions":[{"text":"What is currently asserted about value, count, rate, estimate and uncertainty for this population-health context, at which cohort, place and time grain?","id":"value-count-rate-estimate-and-uncertainty-q01","kind":"measurement"},{"text":"Which source, method and authority establish value, count, rate, estimate and uncertainty, with what observation time, evidence and uncertainty?","id":"value-count-rate-estimate-and-uncertainty-q02","kind":"authority"},{"text":"Which validation, disclosure or revision rule may change value, count, rate, estimate and uncertainty without losing prior releases and provenance?","id":"value-count-rate-estimate-and-uncertainty-q03","kind":"composition"}]},{"id":"data-quality-delay-revision-and-release","name":"Data quality, delay, revision and release","description":"Completeness, timeliness, coverage, bias, reporting delay, provisional or final status and correction lineage.","questions":[{"text":"What is currently asserted about data quality, delay, revision and release for this population-health context, at which cohort, place and time grain?","id":"data-quality-delay-revision-and-release-q01","kind":"quality"},{"text":"Which source, method and authority establish data quality, delay, revision and release, with what observation time, evidence and uncertainty?","id":"data-quality-delay-revision-and-release-q02","kind":"measurement"},{"text":"Which validation, disclosure or revision rule may change data quality, delay, revision and release without losing prior releases and provenance?","id":"data-quality-delay-revision-and-release-q03","kind":"process"}]}]}]},{"id":"case-surveillance-and-signals","name":"Case surveillance and signals","description":"Transforms governed notifications and other sources into aggregate surveillance signals.","layers":[{"id":"case-definition-and-aggregate","name":"Case definition and aggregate","description":"Surveillance classification and cohort-grain case summaries.","findings":[{"id":"surveillance-case-definition-and-classification","name":"Surveillance case definition and classification","description":"Pinned criteria and classification such as suspected, probable or confirmed, separate from clinical diagnosis.","questions":[{"text":"What is currently asserted about surveillance case definition and classification for this population-health context, at which cohort, place and time grain?","id":"surveillance-case-definition-and-classification-q01","kind":"classification"},{"text":"Which source, method and authority establish surveillance case definition and classification, with what observation time, evidence and uncertainty?","id":"surveillance-case-definition-and-classification-q02","kind":"privacy"},{"text":"Which validation, disclosure or revision rule may change surveillance case definition and classification without losing prior releases and provenance?","id":"surveillance-case-definition-and-classification-q03","kind":"interoperability"}]},{"id":"aggregate-case-count-and-deduplication","name":"Aggregate case count and deduplication","description":"Count by cohort, area and period with deduplication rule, late-report handling and no person identifier.","questions":[{"text":"What is currently asserted about aggregate case count and deduplication for this population-health context, at which cohort, place and time grain?","id":"aggregate-case-count-and-deduplication-q01","kind":"validation"},{"text":"Which source, method and authority establish aggregate case count and deduplication, with what observation time, evidence and uncertainty?","id":"aggregate-case-count-and-deduplication-q02","kind":"decision"},{"text":"Which validation, disclosure or revision rule may change aggregate case count and deduplication without losing prior releases and provenance?","id":"aggregate-case-count-and-deduplication-q03","kind":"provenance"}]}]},{"id":"reporting-and-notification","name":"Reporting and notification","description":"Source systems, reporting routes, timing and conformance.","findings":[{"id":"reporter-source-and-notification-route","name":"Reporter source and notification route","description":"Reporting institution class, source system, jurisdictional route and aggregation or transformation steps.","questions":[{"text":"What is currently asserted about reporter source and notification route for this population-health context, at which cohort, place and time grain?","id":"reporter-source-and-notification-route-q01","kind":"provenance"},{"text":"Which source, method and authority establish reporter source and notification route, with what observation time, evidence and uncertainty?","id":"reporter-source-and-notification-route-q02","kind":"relationship"},{"text":"Which validation, disclosure or revision rule may change reporter source and notification route without losing prior releases and provenance?","id":"reporter-source-and-notification-route-q03","kind":"security"}]},{"id":"event-specimen-report-receipt-and-publication-times","name":"Event, specimen, report, receipt and publication times","description":"Distinct epidemiologic and data-pipeline times with uncertainty and RFC 3339 representation.","questions":[{"text":"What is currently asserted about event, specimen, report, receipt and publication times for this population-health context, at which cohort, place and time grain?","id":"event-specimen-report-receipt-and-publication-times-q01","kind":"temporal"},{"text":"Which source, method and authority establish event, specimen, report, receipt and publication times, with what observation time, evidence and uncertainty?","id":"event-specimen-report-receipt-and-publication-times-q02","kind":"provenance"},{"text":"Which validation, disclosure or revision rule may change event, specimen, report, receipt and publication times without losing prior releases and provenance?","id":"event-specimen-report-receipt-and-publication-times-q03","kind":"relationship"}]}]},{"id":"signal-detection-and-verification","name":"Signal detection and verification","description":"Thresholds, anomalies, alerts and verification decisions.","findings":[{"id":"signal-rule-baseline-threshold-and-anomaly","name":"Signal rule, baseline, threshold and anomaly","description":"Versioned detection method, expected baseline, threshold, observed deviation and sensitivity limitations.","questions":[{"text":"What is currently asserted about signal rule, baseline, threshold and anomaly for this population-health context, at which cohort, place and time grain?","id":"signal-rule-baseline-threshold-and-anomaly-q01","kind":"process"},{"text":"Which source, method and authority establish signal rule, baseline, threshold and anomaly, with what observation time, evidence and uncertainty?","id":"signal-rule-baseline-threshold-and-anomaly-q02","kind":"event"},{"text":"Which validation, disclosure or revision rule may change signal rule, baseline, threshold and anomaly without losing prior releases and provenance?","id":"signal-rule-baseline-threshold-and-anomaly-q03","kind":"measurement"}]},{"id":"signal-verification-assessment-and-disposition","name":"Signal verification, assessment and disposition","description":"Evidence-backed decision to monitor, dismiss, escalate or associate a signal with an event or outbreak.","questions":[{"text":"What is currently asserted about signal verification, assessment and disposition for this population-health context, at which cohort, place and time grain?","id":"signal-verification-assessment-and-disposition-q01","kind":"decision"},{"text":"Which source, method and authority establish signal verification, assessment and disposition, with what observation time, evidence and uncertainty?","id":"signal-verification-assessment-and-disposition-q02","kind":"validation"},{"text":"Which validation, disclosure or revision rule may change signal verification, assessment and disposition without losing prior releases and provenance?","id":"signal-verification-assessment-and-disposition-q03","kind":"definition"}]}]}]},{"id":"outbreak-and-transmission","name":"Outbreak and transmission","description":"Represents a declared population-health episode and evolving assessments of its extent and effects.","layers":[{"id":"outbreak-identity-and-declaration","name":"Outbreak identity and declaration","description":"Identity continuity and authorized declaration or revocation.","findings":[{"id":"outbreak-identity-aliases-and-condition","name":"Outbreak identity, aliases and condition","description":"Master identifier, external aliases, condition or syndrome binding and event grouping rationale.","questions":[{"text":"What is currently asserted about outbreak identity, aliases and condition for this population-health context, at which cohort, place and time grain?","id":"outbreak-identity-aliases-and-condition-q01","kind":"identity"},{"text":"Which source, method and authority establish outbreak identity, aliases and condition, with what observation time, evidence and uncertainty?","id":"outbreak-identity-aliases-and-condition-q02","kind":"exception"},{"text":"Which validation, disclosure or revision rule may change outbreak identity, aliases and condition without losing prior releases and provenance?","id":"outbreak-identity-aliases-and-condition-q03","kind":"ownership"}]},{"id":"declaration-definition-threshold-and-authority","name":"Declaration definition, threshold and authority","description":"Pinned outbreak definition, evidence, threshold, declaring authority, effective time and revocation history.","questions":[{"text":"What is currently asserted about declaration definition, threshold and authority for this population-health context, at which cohort, place and time grain?","id":"declaration-definition-threshold-and-authority-q01","kind":"authority"},{"text":"Which source, method and authority establish declaration definition, threshold and authority, with what observation time, evidence and uncertainty?","id":"declaration-definition-threshold-and-authority-q02","kind":"classification"},{"text":"Which validation, disclosure or revision rule may change declaration definition, threshold and authority without losing prior releases and provenance?","id":"declaration-definition-threshold-and-authority-q03","kind":"privacy"}]}]},{"id":"extent-transmission-and-severity","name":"Extent, transmission and severity","description":"Affected scope, spread characteristics and health burden.","findings":[{"id":"affected-populations-areas-and-settings","name":"Affected populations, areas and settings","description":"Confirmed, suspected or excluded scope assertions across cohorts, locations and settings with confidence.","questions":[{"text":"What is currently asserted about affected populations, areas and settings for this population-health context, at which cohort, place and time grain?","id":"affected-populations-areas-and-settings-q01","kind":"relationship"},{"text":"Which source, method and authority establish affected populations, areas and settings, with what observation time, evidence and uncertainty?","id":"affected-populations-areas-and-settings-q02","kind":"temporal"},{"text":"Which validation, disclosure or revision rule may change affected populations, areas and settings without losing prior releases and provenance?","id":"affected-populations-areas-and-settings-q03","kind":"state"}]},{"id":"transmission-route-dynamics-and-severity","name":"Transmission route, dynamics and severity","description":"Evidence-backed route, generation or reproduction estimates, attack rate, hospitalization, mortality and severity profile.","questions":[{"text":"What is currently asserted about transmission route, dynamics and severity for this population-health context, at which cohort, place and time grain?","id":"transmission-route-dynamics-and-severity-q01","kind":"evidence"},{"text":"Which source, method and authority establish transmission route, dynamics and severity, with what observation time, evidence and uncertainty?","id":"transmission-route-dynamics-and-severity-q02","kind":"requirement"},{"text":"Which validation, disclosure or revision rule may change transmission route, dynamics and severity without losing prior releases and provenance?","id":"transmission-route-dynamics-and-severity-q03","kind":"measurement"}]}]},{"id":"course-forecast-and-closure","name":"Course, forecast and closure","description":"Observed epidemic curve, forecasts and episode disposition.","findings":[{"id":"course-trend-forecast-and-scenario","name":"Course, trend, forecast and scenario","description":"Separates observed trajectory, statistical nowcast, forecast and policy scenario with method and uncertainty.","questions":[{"text":"What is currently asserted about course, trend, forecast and scenario for this population-health context, at which cohort, place and time grain?","id":"course-trend-forecast-and-scenario-q01","kind":"state"},{"text":"Which source, method and authority establish course, trend, forecast and scenario, with what observation time, evidence and uncertainty?","id":"course-trend-forecast-and-scenario-q02","kind":"evidence"},{"text":"Which validation, disclosure or revision rule may change course, trend, forecast and scenario without losing prior releases and provenance?","id":"course-trend-forecast-and-scenario-q03","kind":"definition"}]},{"id":"closure-endemic-transition-and-residual-risk","name":"Closure, endemic transition and residual risk","description":"Authorized closure or reclassification with evidence, unresolved uncertainty and recurrence monitoring plan.","questions":[{"text":"What is currently asserted about closure, endemic transition and residual risk for this population-health context, at which cohort, place and time grain?","id":"closure-endemic-transition-and-residual-risk-q01","kind":"lifecycle"},{"text":"Which source, method and authority establish closure, endemic transition and residual risk, with what observation time, evidence and uncertainty?","id":"closure-endemic-transition-and-residual-risk-q02","kind":"retention"},{"text":"Which validation, disclosure or revision rule may change closure, endemic transition and residual risk without losing prior releases and provenance?","id":"closure-endemic-transition-and-residual-risk-q03","kind":"authority"}]}]}]},{"id":"immunization-programme-and-coverage","name":"Immunization programme and coverage","description":"Describes aggregate programme intent, delivery reach and equity without storing personal vaccination records.","layers":[{"id":"programme-campaign-and-product","name":"Programme, campaign and product","description":"Programme identity, target, schedule and aggregate product bindings.","findings":[{"id":"programme-campaign-target-and-period","name":"Programme, campaign, target and period","description":"Programme or campaign identity, objective, target cohort, area, responsible authority and active period.","questions":[{"text":"What is currently asserted about programme, campaign, target and period for this population-health context, at which cohort, place and time grain?","id":"programme-campaign-target-and-period-q01","kind":"composition"},{"text":"Which source, method and authority establish programme, campaign, target and period, with what observation time, evidence and uncertainty?","id":"programme-campaign-target-and-period-q02","kind":"definition"},{"text":"Which validation, disclosure or revision rule may change programme, campaign, target and period without losing prior releases and provenance?","id":"programme-campaign-target-and-period-q03","kind":"retention"}]},{"id":"vaccine-antigen-dose-and-schedule-binding","name":"Vaccine, antigen, dose and schedule binding","description":"Pinned product, antigen, dose number, schedule and eligibility references used to interpret aggregates.","questions":[{"text":"What is currently asserted about vaccine, antigen, dose and schedule binding for this population-health context, at which cohort, place and time grain?","id":"vaccine-antigen-dose-and-schedule-binding-q01","kind":"interoperability"},{"text":"Which source, method and authority establish vaccine, antigen, dose and schedule binding, with what observation time, evidence and uncertainty?","id":"vaccine-antigen-dose-and-schedule-binding-q02","kind":"state"},{"text":"Which validation, disclosure or revision rule may change vaccine, antigen, dose and schedule binding without losing prior releases and provenance?","id":"vaccine-antigen-dose-and-schedule-binding-q03","kind":"lifecycle"}]}]},{"id":"coverage-performance-and-equity","name":"Coverage, performance and equity","description":"Vaccinated counts, denominators, timeliness, dropout and disparities.","findings":[{"id":"coverage-numerator-denominator-and-estimate","name":"Coverage numerator, denominator and estimate","description":"Dose or completion count, target-population estimate, coverage result, data source and uncertainty.","questions":[{"text":"What is currently asserted about coverage numerator, denominator and estimate for this population-health context, at which cohort, place and time grain?","id":"coverage-numerator-denominator-and-estimate-q01","kind":"measurement"},{"text":"Which source, method and authority establish coverage numerator, denominator and estimate, with what observation time, evidence and uncertainty?","id":"coverage-numerator-denominator-and-estimate-q02","kind":"ownership"},{"text":"Which validation, disclosure or revision rule may change coverage numerator, denominator and estimate without losing prior releases and provenance?","id":"coverage-numerator-denominator-and-estimate-q03","kind":"evidence"}]},{"id":"timeliness-dropout-access-and-equity","name":"Timeliness, dropout, access and equity","description":"Schedule timeliness, series dropout, zero-dose or under-served cohorts and stratified access differences.","questions":[{"text":"What is currently asserted about timeliness, dropout, access and equity for this population-health context, at which cohort, place and time grain?","id":"timeliness-dropout-access-and-equity-q01","kind":"quality"},{"text":"Which source, method and authority establish timeliness, dropout, access and equity, with what observation time, evidence and uncertainty?","id":"timeliness-dropout-access-and-equity-q02","kind":"event"},{"text":"Which validation, disclosure or revision rule may change timeliness, dropout, access and equity without losing prior releases and provenance?","id":"timeliness-dropout-access-and-equity-q03","kind":"identity"}]}]}]},{"id":"measures-and-evaluation","name":"Measures and evaluation","description":"Binds public-health interventions to their authority, target and observed population effects.","layers":[{"id":"measure-definition-and-operation","name":"Measure definition and operation","description":"Measure type, authority, scope and actual implementation.","findings":[{"id":"measure-identity-purpose-authority-and-target","name":"Measure identity, purpose, authority and target","description":"Versioned intervention definition, legal or policy basis, target population, area and intended mechanism.","questions":[{"text":"What is currently asserted about measure identity, purpose, authority and target for this population-health context, at which cohort, place and time grain?","id":"measure-identity-purpose-authority-and-target-q01","kind":"authority"},{"text":"Which source, method and authority establish measure identity, purpose, authority and target, with what observation time, evidence and uncertainty?","id":"measure-identity-purpose-authority-and-target-q02","kind":"security"},{"text":"Which validation, disclosure or revision rule may change measure identity, purpose, authority and target without losing prior releases and provenance?","id":"measure-identity-purpose-authority-and-target-q03","kind":"requirement"}]},{"id":"introduction-change-lifting-and-compliance-observation","name":"Introduction, change, lifting and compliance observation","description":"Actual effective intervals, amendments, implementation variation and aggregate adherence observations.","questions":[{"text":"What is currently asserted about introduction, change, lifting and compliance observation for this population-health context, at which cohort, place and time grain?","id":"introduction-change-lifting-and-compliance-observation-q01","kind":"event"},{"text":"Which source, method and authority establish introduction, change, lifting and compliance observation, with what observation time, evidence and uncertainty?","id":"introduction-change-lifting-and-compliance-observation-q02","kind":"interoperability"},{"text":"Which validation, disclosure or revision rule may change introduction, change, lifting and compliance observation without losing prior releases and provenance?","id":"introduction-change-lifting-and-compliance-observation-q03","kind":"access"}]}]},{"id":"evaluation-and-learning","name":"Evaluation and learning","description":"Effectiveness, harms, equity and decision feedback.","findings":[{"id":"evaluation-design-comparator-and-effect-estimate","name":"Evaluation design, comparator and effect estimate","description":"Study or analytic design, comparator or counterfactual, endpoints, effect estimate, uncertainty and limitations.","questions":[{"text":"What is currently asserted about evaluation design, comparator and effect estimate for this population-health context, at which cohort, place and time grain?","id":"evaluation-design-comparator-and-effect-estimate-q01","kind":"validation"},{"text":"Which source, method and authority establish evaluation design, comparator and effect estimate, with what observation time, evidence and uncertainty?","id":"evaluation-design-comparator-and-effect-estimate-q02","kind":"composition"},{"text":"Which validation, disclosure or revision rule may change evaluation design, comparator and effect estimate without losing prior releases and provenance?","id":"evaluation-design-comparator-and-effect-estimate-q03","kind":"temporal"}]},{"id":"benefit-harm-equity-and-decision-feedback","name":"Benefit, harm, equity and decision feedback","description":"Observed benefits, adverse or displaced effects, distributional impact and the decision that used the evaluation.","questions":[{"text":"What is currently asserted about benefit, harm, equity and decision feedback for this population-health context, at which cohort, place and time grain?","id":"benefit-harm-equity-and-decision-feedback-q01","kind":"decision"},{"text":"Which source, method and authority establish benefit, harm, equity and decision feedback, with what observation time, evidence and uncertainty?","id":"benefit-harm-equity-and-decision-feedback-q02","kind":"spatial"},{"text":"Which validation, disclosure or revision rule may change benefit, harm, equity and decision feedback without losing prior releases and provenance?","id":"benefit-harm-equity-and-decision-feedback-q03","kind":"quality"}]}]}]},{"id":"governance-provenance-and-federation","name":"Governance, provenance and federation","description":"Controls disclosure, revision, access and exchange of sensitive population-health knowledge.","layers":[{"id":"privacy-access-and-retention","name":"Privacy, access and retention","description":"Disclosure-risk controls and governed disposition.","findings":[{"id":"small-cell-linkage-and-reidentification-risk","name":"Small-cell, linkage and re-identification risk","description":"Risk assessment for rare combinations, fine geography or time, repeated releases and cross-dataset linkage.","questions":[{"text":"What is currently asserted about small-cell, linkage and re-identification risk for this population-health context, at which cohort, place and time grain?","id":"small-cell-linkage-and-reidentification-risk-q01","kind":"privacy"},{"text":"Which source, method and authority establish small-cell, linkage and re-identification risk, with what observation time, evidence and uncertainty?","id":"small-cell-linkage-and-reidentification-risk-q02","kind":"constraint"},{"text":"Which validation, disclosure or revision rule may change small-cell, linkage and re-identification risk without losing prior releases and provenance?","id":"small-cell-linkage-and-reidentification-risk-q03","kind":"classification"}]},{"id":"projection-suppression-access-retention-and-hold","name":"Projection, suppression, access, retention and hold","description":"Minimum release, suppression or perturbation rule, recipient purpose, access decision and retention or legal-hold binding.","questions":[{"text":"What is currently asserted about projection, suppression, access, retention and hold for this population-health context, at which cohort, place and time grain?","id":"projection-suppression-access-retention-and-hold-q01","kind":"access"},{"text":"Which source, method and authority establish projection, suppression, access, retention and hold, with what observation time, evidence and uncertainty?","id":"projection-suppression-access-retention-and-hold-q02","kind":"quality"},{"text":"Which validation, disclosure or revision rule may change projection, suppression, access, retention and hold without losing prior releases and provenance?","id":"projection-suppression-access-retention-and-hold-q03","kind":"constraint"}]}]},{"id":"provenance-versioning-and-exchange","name":"Provenance, versioning and exchange","description":"Lineage, correction, mappings and international notifications.","findings":[{"id":"source-transformation-derivation-and-revision","name":"Source, transformation, derivation and revision","description":"Source dataset, collection activity, transformation code or method, responsible agent, predecessor and correction reason.","questions":[{"text":"What is currently asserted about source, transformation, derivation and revision for this population-health context, at which cohort, place and time grain?","id":"source-transformation-derivation-and-revision-q01","kind":"provenance"},{"text":"Which source, method and authority establish source, transformation, derivation and revision, with what observation time, evidence and uncertainty?","id":"source-transformation-derivation-and-revision-q02","kind":"access"},{"text":"Which validation, disclosure or revision rule may change source, transformation, derivation and revision without losing prior releases and provenance?","id":"source-transformation-derivation-and-revision-q03","kind":"exception"}]},{"id":"schema-mapping-release-and-international-report","name":"Schema mapping, release and international report","description":"Pinned target schema, jurisdiction, projection digest, loss declaration, release status and IHR notification binding.","questions":[{"text":"What is currently asserted about schema mapping, release and international report for this population-health context, at which cohort, place and time grain?","id":"schema-mapping-release-and-international-report-q01","kind":"interoperability"},{"text":"Which source, method and authority establish schema mapping, release and international report, with what observation time, evidence and uncertainty?","id":"schema-mapping-release-and-international-report-q02","kind":"identity"},{"text":"Which validation, disclosure or revision rule may change schema mapping, release and international report without losing prior releases and provenance?","id":"schema-mapping-release-and-international-report-q03","kind":"spatial"}]}]}]}]},"agentConduct":{"may":["Compute indicators from approved aggregate inputs and record the method version.","Flag statistical signals for review by epidemiologists.","Prepare releases that apply the declared disclosure controls.","Explain indicator definitions and their limitations to the public."],"mustNot":["Declare an outbreak or public-health emergency.","Release small-cell counts or data that can identify individuals or households.","Link aggregate data back to identifiable records outside the legal mandate.","Present a signal as a confirmed determination.","Suppress or delay findings for non-health reasons."],"requiresHuman":["Outbreak determination and risk assessment.","Approval of public releases and press messages.","Changes to case definitions or reporting thresholds."]},"ethics":{"considerations":["Surveillance relies on public trust; data must be used only for the stated health purpose.","Publishing outbreak locations can stigmatize communities or ethnic groups.","Under-reporting in marginalized groups can bias indicators and resource allocation.","Timely, honest communication protects lives even when findings are uncertain."],"affectedParties":["Populations and communities under surveillance","Patients whose data feeds the aggregates","Health workers and responders acting on findings"]},"owners":{"steward":"Declare the Dimension owner, public-health authority, constituencies, stewards, namespaces and delegated decision powers.","roles":[{"name":"Dimension owner","responsibilities":["Own namespace, mastership, delegation, interoperability, access and retention rules."]},{"name":"Public-health authority","responsibilities":["Authorize surveillance frames, outbreak declarations, interventions, closure and governed releases within mandate."]},{"name":"Epidemiologist or statistician","responsibilities":["Define measures, evaluate data quality, analyze trends and preserve methods, uncertainty and competing explanations."]},{"name":"Surveillance data steward","responsibilities":["Maintain sources, case definitions, mappings, revisions, lineage and quality metadata."]},{"name":"Privacy and disclosure reviewer","responsibilities":["Assess re-identification and community harms and approve suppression, perturbation and access projections."]},{"name":"Immunization programme owner","responsibilities":["Maintain programme, product, schedule, target-population and coverage semantics."]},{"name":"Auditor","responsibilities":["Review authority, calculations, provenance, access, releases and corrections without rewriting scientific truth."]}],"masterSystems":[]},"relations":[{"target":"Personal Health and Clinical Record models","type":"references","note":"Receives only authorized aggregate contributions and never imports person-grain identity or care lifecycle."},{"target":"Population, Cohort, Geography and Time models","type":"references","note":"Pins denominators, cohort membership semantics, authoritative areas and periods."},{"target":"Laboratory, Specimen, Pathogen and Genomic models","type":"references","note":"Uses aggregate or evidence references without owning sample, test, organism or sequence records."},{"target":"Product, Vaccine, Facility and Organization models","type":"references","note":"Binds immunization products, sites and accountable institutions without copying master data."},{"target":"Policy, Legal Authority and Public Programme models","type":"references","note":"Pins mandates, reporting obligations and intervention authority while those systems own policy lifecycle."},{"target":"Task, Supply, Workforce and Response Operations models","type":"references","note":"Links implementation and resource records without conflating them with epidemiologic observations or effect estimates."},{"target":"WHO IHR and indicator metadata","type":"aligned","note":"Supports explicit jurisdictional event assessment, notification and indicator mappings with pinned versions."},{"target":"HL7 FHIR MeasureReport and Immunization","type":"aligned","note":"Supports versioned exchange mappings while preserving the boundary between population aggregates and person compartments."},{"target":"W3C PROV-O","type":"aligned","note":"Aligns source, activity, agent, derivation and revision semantics for releases."},{"target":"Personal health and clinical record","type":"neighbor","note":"Person-grain diagnosis, care and immunization events remain in their source models; this model receives only authorized aggregate facts and never uses a personal identifier as population-health identity."},{"target":"Surveillance case and clinical diagnosis","type":"neighbor","note":"A surveillance case definition exists for consistent classification and counting and is not a clinical diagnostic or treatment rule."},{"target":"Signal, public-health event and outbreak","type":"neighbor","note":"A signal is an observation requiring assessment; a public-health event may trigger international assessment; an outbreak is a separately authorized determination under a pinned definition."},{"target":"Indicator and raw dataset","type":"neighbor","note":"The model owns a governed measure definition and aggregate observation lineage while source systems retain person, encounter, laboratory and operational datasets."},{"target":"Public-health measure and response operation","type":"neighbor","note":"This model records intervention definition, authority, target, timing and effects; logistics, staffing, procurement and task execution remain in operational systems."}],"interaction":{"identity":{"applicability":"required","items":["Authoritative public-health master identifier and immutable revision identifier.","Governed globally resolvable IRI or federation identifier.","Adopting-Dimension UUID or ULID when no authoritative external identifier exists."]},"properties":{"applicability":"not-applicable","items":[]},"recognition":{"applicability":"optional","items":["A public health record names a population frame, an indicator or signal, a reporting period, a method version and a disclosure status.","It is confused with an individual clinical case report and with a general statistical dataset."]},"capabilities":{"applicability":"required","items":["Define surveillance frame: Pin population, cohort, place, period, purpose, authority and profiles before producing observations.","Register indicator: Create a versioned population-health measure definition.","Append indicator observation: Record an aggregate value or estimate with cohort, period, method, quality and uncertainty.","Ingest case aggregate: Transform authorized source notifications into non-identifying counts under a pinned case definition.","Detect and assess signal: Apply a pinned method and record verification or disposition without promoting anomaly to outbreak.","Declare or revoke outbreak: Record an authorized determination against a pinned definition and threshold.","Revise outbreak assessment: Update scope, transmission, severity, course or forecast with evidence and uncertainty.","Register immunization programme: Define aggregate programme, target cohort, schedule and product bindings.","Calculate coverage estimate: Produce a coverage estimate with numerator, target denominator, stratifiers and uncertainty.","Bind public-health measure: Record a measure definition, authority, target and actual effective interval.","Evaluate measure effect: Record a method-bounded effect estimate, benefits, harms and equity results.","Issue governed projection: Create a minimum authorized domestic, research, dashboard or international view."]},"hazards":{"applicability":"required","items":["Re-identification from detailed geographic or demographic breakdowns.","Missed outbreak due to delayed or incomplete reporting.","False alarm that triggers costly measures.","Stigma and discrimination after location-specific releases."]},"interfaces":{"applicability":"required","items":["WHO International Health Regulations (2005) notification practice.","SDMX for aggregate indicator exchange.","HL7 FHIR Measure resource for indicator definitions.","ICD-11 for cause and diagnosis coding."]},"context":{"applicability":"required","items":["WHO IHR bindings apply only to the effective text and reservations governing the relevant State Party; no universal legal conclusion or deadline is assumed.","CDC case-surveillance semantics are an authoritative national profile, not a claim that United States reporting law applies globally."]}},"sources":[{"title":"International Health Regulations (2005) as amended in 2014, 2022 and 2024","url":"https://www.who.int/health-topics/international-health-regulations/","note":"World Health Organization"},{"title":"WHO Global Health Observatory Indicator Metadata Registry","url":"https://www.who.int/data/gho/indicator-metadata-registry/","note":"World Health Organization"},{"title":"Early Warning, Alert and Response System","url":"https://www.who.int/emergencies/surveillance/early-warning-alert-and-response-system-ewars/","note":"World Health Organization"},{"title":"Manual for respiratory virus vaccination coverage","url":"https://www.who.int/westernpacific/publications/i/item/9789240118829","note":"World Health Organization"},{"title":"How We Conduct Case Surveillance","url":"https://www.cdc.gov/nndss/what-is-case-surveillance/conducting.html","note":"Centers for Disease Control and Prevention"},{"title":"Surveillance Case Definitions for Current and Historical Conditions","url":"https://ndc.services.cdc.gov/","note":"Centers for Disease Control and Prevention"},{"title":"FHIR R5 MeasureReport","url":"https://www.hl7.org/fhir/R5/measurereport-definitions.html","note":"Health Level Seven International"},{"title":"FHIR R5 Immunization","url":"https://www.hl7.org/fhir/immunization.html","note":"Health Level Seven International"},{"title":"PROV-O: The PROV Ontology","url":"https://www.w3.org/TR/prov-o/","note":"World Wide Web Consortium"},{"title":"RFC 3339: Date and Time on the Internet: Timestamps","url":"https://www.rfc-editor.org/rfc/rfc3339","note":"Internet Engineering Task Force"}],"openQuestions":["Validate the structure with infectious-disease, noncommunicable-disease, environmental-health, injury, maternal-health and One Health surveillance profiles.","Develop formal disclosure-control profiles for small cells, repeated releases, linkage risk and differential-privacy budgets.","Create clause and field-level crosswalks for current IHR, WHO indicator metadata, CDC case surveillance and FHIR MeasureReport or Immunization.","Approve sibling model identifiers and cardinality contracts for populations, geography, clinical sources, laboratories, pathogens, products, policies and response operations.","Disease, jurisdiction and programme profiles must supply exact case definitions, outbreak thresholds, schedules, powers, notification content and deadlines.","Formal statistical-disclosure algorithms, differential-privacy budgets and accepted risk thresholds remain Dimension profile work.","Sibling model IDs and relation cardinalities for populations, places, laboratories, pathogens, products, policies and response operations remain to be pinned."],"resources":{"spec":"/models/wm-act-023-public-health-epidemiology/spec.yaml","agents":"/models/wm-act-023-public-health-epidemiology/AGENTS.md","source":"https://github.com/ver-cy/world-models/tree/feat/mega-model-registry/research/runs/wm-act-023"},"provenance":{"origin":"world-models research","builtFrom":["models/wm-act-023-public-health-epidemiology/spec.yaml","ver-cy/world-models/card-supplements/wm-act-023-public-health-epidemiology.json"],"providers":["Codex"],"researchStatus":"reviewable-draft","generatedAt":"2026-09-05T22:51:02Z","builder":"tools/build_cards.py@1.0.0"},"completeness":{"sections":{"classifiers":"filled","whatItIs":"filled","purpose":"filled","distinguishingFeatures":"filled","structure":"filled","agentConduct":"filled","ethics":"filled","owners":"filled","relations":"filled","interaction.identity":"filled","interaction.properties":"not-applicable","interaction.recognition":"filled","interaction.capabilities":"filled","interaction.hazards":"filled","interaction.interfaces":"filled","interaction.context":"filled","sources":"filled"},"notes":{"interaction.properties":"Institutional or informational subject: no invented physical properties.","_supplement":"Sections authored in card supplement 1.0.0 by Claude (Opus 5.5) (2026-10-05, unreviewed). Written from the published specification and established practice in the field; no new sources were read. Unreviewed."},"score":1.0}}