Table 2

Positive predictive value and sensitivity of vascular injury diagnosis coding, by anatomical region

RegionPPVSensitivity
%95% CI*%95% CI*
All95.092.3–96.8
Neck97.491.0–99.398.792.9–99.8
Thorax90.882.2–95.594.586.7–97.8
Abdomen96.088.9–98.690.081.5–94.8
Upper extremity97.390.8–99.397.390.8–99.3
Lower extrimity93.485.5–97.295.988.7–98.6
  • CI = confidence interval; PPV = positive predictive value.

  • * Calculated according to Centre for Evidence-based Medicine Toronto, Stat Calculator.11