Table 5 Validity measures of the abbreviated and full diagnostic MRI protocols in the detection and characterization of non-mass enhancement
Full protocol | Abbreviated protocol | |
|---|---|---|
Kappa agreement | 0.679 | 0.601 |
Validity measures | Value | Value |
Sensitivity, % | (17/17)100.0% | (15/17)88.3% |
Specificity, % | (33/42)78.6% | (33/42)78.6% |
PPV, % | (17/26)65.4% | (15/24)62.5% |
NPV, % | (33/33)100.0% | (33/35)94.3% |
Accuracy, % | 84.8% | 81.4% |
AUC | 0.893 (0.812–0.974) | 0.834 (0.718–0.950) |
P value = 0.144 | ||