Article
Using ICD-9 codes to identify indications for primary and repeat cesarean sections: agreement with clinical records.
1 Aug 1995
Abstract excerpt
Aggregate databases are increasingly being used to evaluate appropriateness of care, and, for cesarean sections, Anderson and Lomas' International Classification of Diseases, 9th Revision (ICD-9), coding hierarchy is a widely used tool. The aim of this study was to assess the validity of the hierarchy and expand its applicability to repeat cesareans. Hospital records of 1885 singleton cesareans were reviewed....
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