Data Quality Planning
Table 1
Table
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Table 1
Table
Table 1
| Component | Example content |
|---|---|
| Critical data | Consent, eligibility, primary outcome, adverse events, key covariates |
| Quality checks | Missing data, range, logic, duplicates, query aging, entry lag |
| Frequency | Daily safety checks, weekly missing data review, monthly site trends |
| Responsible person | Data manager, site coordinator, monitor, statistician |
| Tools | REDCap Data Quality module, reports, R scripts, dashboards |
| Query workflow | Query creation, site response, review, closure |
| Escalation | Open critical queries older than seven days escalated to PI |
| Documentation | Quality logs, query metrics, meeting minutes, change logs |