Table 4 Comparison of diagnostic performance for transition zone prostate cancer detection between PI-RADS v2.1 and PI-RADS v2.1-B
From: In prostatic transition zone lesions (PI-RADS v2.1): which subgroup should be biopsied?
Reader 1 | Reader 2 | |||||
|---|---|---|---|---|---|---|
PI-RADS | P value | PI-RADS | P value | |||
v 2.1 | v 2.1-B | v 2.1 | v 2.1-B | |||
Sensitivity | 100 (91/91) | 97.8 (89/91) | 0.155 | 100 (91/91) | 96.7 (88/91) | 0.081 |
Specificity | 38.1 (24/63) | 93.7 (59/63) | < 0.000 | 17.0 (8/47) | 90.5 (57/63) | < 0.000 |
Positive predictive value | 70.0 (91/130) | 95.7 (89/93) | < 0.000 | 70.0 (91/130) | 93.6 (88/94) | < 0.000 |
Negative predictive value | 100 (24/24) | 96.7 (59/61) | 0.369 | 100 (8/8) | 95.0 (57/60) | 0.518 |
AUC | 0.933 (0.896-0.971) | 0.972 (0.946-0.998) | 0.926 (0.896–0.965) | 0.960 (0.929–0.991) | ||