Does Clinical Evidence Support ICD-9-CM Diagnosis Coding of Complications?
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TL;DR
Clinical evidence supported most postoperative acute myocardial infarction diagnoses, but fewer than 60% of other diagnoses had confirmatory clinical evidence by explicit clinical criteria, raising questions about whether the clinical conditions represented by ICD-9-CM codes used by the Complications Screening Program were in fact always present.
Abstract
Our findings raise questions about whether the clinical conditions represented by ICD-9-CM codes used by the Complications Screening Program were in fact always present. These findings highlight concerns about the clinical validity of using ICD-9-CM codes for quality monitoring.
