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. 2021 Jun;42(6):1123–1129. doi: 10.3174/ajnr.A7058

Table 3:

Diagnostic performance of T2 SI, DWI (qualitative and quantitative), NI-RADS, and NI-RADS rescoring for the detection of LTR for the primary targets

T2 SI DWI with ADC ≤1.3 NI-RADS NI-RADS-DWI-T2 SI
TP (n) 24 24 22 23
TN (n) 38 39 35 40
FP (n) 5 4 8 3
FN (n) 2 2 4 3
Sensitivity (%) (95% CI) 92.31 (74.87–99.05) 92.3 (74.87–99.05) 84.62 (65.13–95.64) 88.46 (69.85–97.55)
Specificity (%) (95% CI) 88.37 (74.92–96.11) 90.7 (77.86–97.41) 81.4 (66.60–91.61) 93.02 (80.94–98.54)
PPV (%) (95% CI) 82.76 (67.64–91.68) 85.71 (70.10–93.89) 73.33 (59.03–84.00) 88.46 (71.84–95.84)
NPV (%) (95% CI) 95.00 (83.32–98.64) 95.12 (83.69–98.67) 89.74 (77.84–95.61) 93.02 (82.10–97.49)
Accuracy (%) (95% CI) 89.86 (80.21–95.82) 91.30 (82.03–96.74) 82.61 (71.59–90.68) 91.30 (82.03–96.74)

Note:—TP indicates true-positive; TN, true-negative.