… using administrative data to conduct distributed drug safety and … the provincial administrative
databases and illustrate the … physician claims data are coded in ICD-9, the level of precision …

… ODB database contains all medication claims from a minimally restricted formulary of 4400
prescription drugs … In a previous validation study, the ODB was >99% accurate for correctly …

… we might calculate would not be accurate. Similarly, in … National initiatives, such as case
management and academic … : The Ontario data set from this study is held securely in coded …

… administrative data limitations, including potential coding errors… ]] but more common in
physician billing claims [44]. OAT capture … can accurately identify people who inject drugs in health …

… claims in administrative health data. The specific focus of this study is diabetes because
diagnosis codes in administrative … medication was first identified in the DPIN database during the …

… We linked events from the administrative databases to a registry record using encrypted …
standard to assess the validity of physician claims and hospitalization data to identify prevalent …

… demonstrated that the codes used in administrative databases accurately identify CEA and
… ; the Ontario Health Insurance Plan (OHIP) database, which records all claims submitted by …

… in the OHIP database, we used the billing codes for vaccination … the most accurate OHIP
influenza vaccination billing claims. … Despite the limitations of administrative data, the results of …

… of AF diagnostic codes in the physician billing database, we … of Ontario using our 2 most
accurate administrative data … room record or 4 physician billing claims in 1 year provided the …

… DISCUSSION Our study suggests diagnosis and procedure codes with or without supplemental
physician claims codes from administrative databases allow for accurate identification of …