Table 7.
Reader 1 | Reader 2 | |||||
Present hemorrhage | Absent hemorrhage | p value | Present hemorrhage | Absent hemorrhage | p value | |
AUC | 0.84 (0.76–0.91) | 0.88 (0.83–0.92) | 0.369 | 0.77 (0.67–0.84) | 0.83 (0.76–0.88) | 0.288 |
Sensitivity | 0.63 (0.48–0.77) [30/48] | 0.81 (0.72–0.88) [83/102] | 0.018 | 0.51 (0.36–0.66) [24/48] | 0.76 (0.67–0.84) [78/102] | 0.002 |
Specificity | 0.89 (0.78–0.96) [49/55] | 0.85 (0.75–0.92) [68/80] | 0.504 | 0.89 (0.78–0.96) [48/55] | 0.79 (0.68–0.87) [63/80] | 0.129 |
Positive predictive value | 0.84 (0.70–0.92) [30/36] | 0.87 (0.80–0.92) [83/95] | 0.658 | 0.81 (0.65–0.90) [24/31] | 0.82 (0.75–0.88) [78/95] | 00.901 |
Negative predictive value | 0.73 (0.65–0.80) [49/67] | 0.78 (0.70–0.84) [68/87] | 0.474 | 0.67 (0.60–0.73) [48/72] | 0.72 (0.65–0.79) [63/87] | 0.496 |
Data are 95% CI is in parentheses and numerators and denominators in brackets.