Extent, nature and consequences of adverse events: results of a retrospective casenote review in a large NHS hospital.
Sari AB-A, Sheldon T, Cracknell A, et al. Extent, nature and consequences of adverse events: results of a retrospective casenote review in a large NHS hospital. Qual Saf Health Care. 2007;16(6):434-9.
This retrospective study screened hospital admissions for specific triggers to identify adverse events. Approximately 1 in 11 admissions had an adverse event, and 15% of these led to significant disability or death.