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. 2022 Jan 25;7:3. doi: 10.21037/tgh.2020.02.15

Table 2. Performance characteristics of trainees and experts.

Characteristics Trainees Experts Overall P value
Accuracy (%) 64.8 (58.5, 70.7) 79.6 (74.1, 84.4) 72.2 (68.1, 76.1) <0.001
Specificity (%) 59.0 (51.6, 66.0) 79.5 (73.0, 85.0) 69.2 (64.3, 73.8) <0.001
Sensitivity (%) 83.3 (71.5, 91.7) 80.0 (67.7, 89.2) 81.7 (73.6, 86.1) 0.34
Kappa 0.30 (0.21, 0.40) 0.51 (0.40, 0.63) 0.40 (0.32, 0.48) 0.006