Why Documentation Matters
Table 1
Table
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Table 1
Table
Table 1
| Documentation artifact | Purpose |
|---|---|
| Protocol | Defines study objectives, population, procedures, and outcomes |
| CRF | Defines data collection fields and structure |
| Data dictionary | Defines variables, labels, field types, and choices |
| Codebook | Explains dataset variables, coding, missingness, and derivations |
| Data management plan | Describes data handling, quality, security, and archiving |
| Cleaning log | Records data checks, queries, and decisions |
| Analysis dataset specification | Defines analysis-ready variables and derivations |
| Repository metadata | Supports discovery, citation, and reuse |