We present the opportunities and limitations of administrative benefits data held by local authorities for linkage projects. Whilst richness this has been exploited practitioners administration, its potential remains little explored researchers. discuss quality, sample selection legal gateways sharing.
 Drawing on our experience working with over 40 authorities, we structure three datasets...

BACKGROUND/AIMS The reliability of diagnostic coding of acute stroke and transient ischemic attack (TIA) in administrative data is uncertain. The purpose of this study is to determine the agreement between administrative data sources and chart audit for the identification of stroke type, stroke risk factors, and the use of hospital-based diagnostic procedures in patients with stroke or TIA. M...

We abstracted the records of patients from general surgeons' offices in Winnipeg to compare waiting times from charts (i.e., the gold standard) with waiting times using administrative data. The administrative data method relies on physicians' billing data to identify a visit to the surgeon preoperatively to mark the start of the waiting time. There was no difference between waiting times using ...