Skip to main content
. Author manuscript; available in PMC: 2015 Sep 1.
Published in final edited form as: J Am Coll Surg. 2014 Apr 18;219(3):407–415. doi: 10.1016/j.jamcollsurg.2014.01.064

Table 6.

Sensitivity, Specificity, and Predictive Accuracy of Audit Methods by Severity of Non-NSQIP Complications

Method Sensitivity Specificity Positive predictive value Negative predictive value
Grade 1
 Discharge summary 11/18 (61.1%) 64/66 (97.0%) 11/13 (84.6%) 64/71 (90.1%)
 Retrospective chart review 15/18 (83.3%) 63/66 (95.5%) 15/18 (83.3%) 63/66 (95.5%)
Grade 2
 Discharge summary 11/12 (91.7%) 72/72 (100%) 11/11 (100%) 72/73 (98.6%)
 Retrospective chart review 12/12 (100%) 72/72 (100%) 12/12 (100%) 72/72 (100%)
Grade 3 to 5
 Discharge summary 1/1 (100%) 83/83 (100%) 1/1 (100%) 83/83 (100%)
 Retrospective chart review 1/1 (100%) 83/83 (100%) 1/1 (100%) 83/83 (100%)