Measurement of adverse events using "incidence flagged" diagnosis codes.
Terri Jackson, Stephen Duckett, Jennie Shepheard, Kathryn Baxter
J Health Serv Res Policy | Published : 2006
OBJECTIVE: To compare two methods for identifying adverse events using routinely recorded hospital abstract data in all public and private hospitals in Victoria, Australia. METHODS: Secondary analysis of data on all admissions in the period 1 July 2000-30 June 2001 (n = 1,645,992) to estimate the rates of adverse events using International Classification of Diseases 10th Revision Australian Modification codes alone and in combination with an "incidence" data flag indicating complicating diagnoses which arise after hospitalization; rates of incidence and pre-existing adverse events, and rates for same-day and multi-day admissions. RESULTS: In total, 8% of all admissions were recorded with an ..View full abstract