schema.md

+# Schema
+
+```mermaid 
+%%{init: {'theme': 'base', 'themeVariables': { 'mainBkg': '#b4c8dc', 'clusterBkg': '#0095ff' }}}%%
+    graph TD
+    subgraph Instrument Schema
+    A[Instrument Module] --> B[Instrument Theme]
+    B --> C[Instrument Domain]
+    end
+    subgraph Main Schema
+    D[Module] --> E[Theme]
+    E --> F[Domain]
+    F --> G[Variable]
+    G--> H[Variable Definition]
+    end
+    subgraph Target,Source, Mode
+    I[Target] --> G
+    J[Source] --> G
+    K[Mode] --> G
+    end
+    C --> G
+```
+The RECAP Preterm data schema is used to classify cohort variables within the data platform. This allows users to search for variables based on the topic of interest and also facilitates organisation of variables for harmonisation.
+
+## Main Schema
+
+[Administrative Information & Identifiers](Administrative Information & Identifiers)\
+[Antenatal & Birth](Antenatal & Birth)\
+[Biomarkers & Laboratory Analyses](Biomarkers & Laboratory Analyses)\
+[Education & Learning](Education & Learning)\
+[Healthcare Utilisation](Healthcare Utilisation)\
+[Health Related Quality of Life](Health Related Quality of Life)\
+[Mental Health](Mental Health)\
+[Mortality and End of Life](Mortality and End of Life)\
+[Neonatal Care](Neonatal Care)\
+[Neurodevelopment](Neurodevelopment)\
+[Organisation Level Information](Organisation Level Information)\
+[Physical Health](Physical Health)\
+[Social, Lifestyle & Leisure](Social, Lifestyle & Leisure)\
+[Socioeconomic & Demographic](Socioeconomic & Demographic)
+
+## Instrument Schema
+[Education](Instruments#education)\
+[Health](Instruments#health)\
+[Health Behaviours](Instruments#health-behaviours)\
+[Mental Health](Instruments#mental-health)\
+[Neurodevelopment](Instruments#neurodevelopment)\
+[Quality of Life](Instruments#quality-of-life)\
+[Social](Instruments#social)
+
+## Target, Source, and Mode
+[Target](Target Source Mode#target)\
+[Source](Target Source Mode#source)\
+[Mode](Target Source Mode#mode)
+
+[Index](Index)
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