Skip to main content
. 2013 Oct 10;145(4):824–832. doi: 10.1378/chest.13-1422

Table 5.

—Sensitivity and Specificity for PA:A Ratio in Identifying mPAP > 25

Measure > 0.70 > 0.75 > 0.80 > 0.85 > 0.90 > 0.95 > 1.00 > 1.05 > 1.10 > 1.15 > 1.20
Sensitivity 1.00 1.00 1.00 1.00 0.86 0.77 0.73 0.50 0.27 0.14 0.09
Specificity 0.05 0.13 0.21 0.39 0.53 0.66 0.84 0.92 0.92 0.95 1.00
PPV 0.38 0.40 0.42 0.49 0.51 0.57 0.73 0.79 0.67 0.60 1.00
NPV 1.00 1.00 1.00 1.00 0.87 0.83 0.84 0.76 0.69 0.65 0.66

NPV = negative predictive value; PPV = positive predictive value. See Table 1 and 2 legends for expansion of other abbreviations.