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Fig. 3 | BMC Medical Informatics and Decision Making

Fig. 3

From: The Generalized Data Model for clinical research

Fig. 3

Visualization of the ETL Process for SynPUF Data. Note: Clinical codes are derived from a single row in the source data set (SynPUF record). Colored arrows indicate how each group of codes is used to create records. Each code from the original record gets its own row in the Clinical Codes table. Codes that are grouped together (e.g., line diagnosis 1 and procedure 1 in yellow) share the same context. In the Contexts table, type concept id ending in “64” indicates a claim level context, and the id ending in “65” indicates a line level context. The three contexts (groups of codes) share the same collection id

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