Table 2.

ADC values and AUCs by lesion subset

BenignMalignant
ADC (× 10−3 mm²/s)ADC (× 10−3 mm²/s)
Lesion subsetn(mean ± SD)n(mean ± SD)PAUC (95% CI)
All lesions531.47 ± 0.29281.21 ± 0.21<0.00010.75 (0.65–0.84)
Mass311.51 ± 0.30141.23 ± 0.16<0.00010.79 (0.66–0.90)
NME201.43 ± 0.25121.18 ± 0.270.00980.72 (0.51–0.89)
Size ≤ 10 mm271.48 ± 0.28121.27 ± 0.160.00250.75 (0.61–0.88)
Size > 10 mm261.46 ± 0.30161.17 ± 0.240.00050.76 (0.61–0.90)