Skip to main content
. 2023 Oct 28;15(10):281–292. doi: 10.4329/wjr.v15.i10.281

Table 7.

Inter-rater (intra-observation) agreement of the evaluators' diagnoses of obstruction and segmentation on the scenogram, n (%)


Observer
Positive predict rate
Negative predict rate
κ (95%CI)
P value
Obstruction I vs II 34 (94.4) 5 (50) 0.498 (0.336-0.660) 0.001
I vs III 33 (91.7) 6 (60) 0.536 (0.382-0.690) < 0.001
II vs III 35 (95.5) 5 (55.6) 0.548 (0.386-0.710) < 0.001
Segmentation I vs II 14 (45.2) 11 (73.3) 0.151 (0.03-0.272) 0.228
I vs III 18 (58.1) 14 (93.3) 0.426 (0.314-0.538) 0.001
II vs III 13 (68.4) 22 (81.5) 0.503 (0.373-0.633) 0.001

CI: Confidence interval; κ: Cohen Kappa.