Guided Notes

Healthcare Data Sources

EHR clinical data, claims, pharmacy, lab, registries, surveys, public data sets, devices and social determinants — what each contains, strengths and limitations.

Clinical (EHR) data

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Generated during care: demographics, encounters, diagnoses, problem lists, vitals, labs, medications, orders, procedures, notes, scheduling. • Strengths: clinically rich (lab values, vitals), timely, detailed. • Limitations: only what happens inside that organization; much is free text; documentation varies; data models are complex; data may need cleaning (test patients, duplicates, units).