Journal Article
Study

Clinical validation of the AHRQ postoperative venous thromboembolism patient safety indicator.

Henderson KE; Recktenwald AJ; Reichley RM; Bailey TC; Waterman BM; Diekemper RL; Storey PE; Ireland BK; Dunagan WC.

This study confirmed that the AHRQ patient safety indicator (PSI) for postoperative deep venous thrombosis (DVT) is best used as a screening tool for identifying preventable DVT cases from administrative data. Use of the PSI identified nearly all true DVT cases but also identified a significant number of false positives.