Journal Article
Study

Validating the Patient Safety Indicators in the Veterans Health Administration: do they accurately identify true safety events?

Rosen AK, Itani KMF, Cevasco M, et al. Medical Care. 2011;50.

The Patient Safety Indicators (PSIs) had only moderate predictive accuracy for identifying adverse events compared with independent clinical review. As shown in prior research, many errors identified by the PSIs were actually present on admission.