Research Article: Correctness and Completeness of Breast Cancer Diagnoses Recorded in UK CPRD Aurum and CPRD GOLD Databases: Comparison to Hospital Episode Statistics and Cancer Registry (Companion Paper )
Introduction:
The United Kingdom (UK) Clinical Practice Research Datalink (CPRD) has provided the well-described, widely used, and validated CPRD GOLD data for use in research for decades, though recently patient numbers have been in decline. In , CPRD made available a new primary care electronic database, CPRD Aurum. Since then, work to assess the quality and completeness of recording in CPRD Aurum has been undertaken to describe its characteristics, strengths, and limitations related to its suitability for use in medical…
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