Table 3. Sensitivity, specificity, positive predictive value, negative predictive value, and accuracy for the cutoffs of the 1D and 3D measurement.

Cutoff	3 cm of 1D	752.8 cm 3 of 3D	p-value	Method
Sensitivity (%)	58	42	0.180	McNemar’s test
Specificity (%)	65	68	0.310	McNemar’s test
Positive predictive value (%)	9	7	0.318	Bennett’s test
Negative predictive value (%)	96	95	0.239	Bennett’s test
Accuracy (%)	65	66	0.371	McNemar’s test

1D, one-dimensional; 2D, two-dimensional.