Table 4. Receiver-operating characteristic analysis of liver lobe volume parameters for classifying liver fibrosis stage ≥2 and ≥3.

Cutoff	Stage differentiations	AUC	Sensitivity (%)	Specificity (%)
LLV (cm3)
163.53	Stage ≥2	0.893	88.9	86.4
171.54	Stage ≥3	0.865	83.3	83.9
CV (cm3)
23.75	Stage ≥2	0.710	65.4	65.2
24.35	Stage ≥3	0.754	72	71
LLV/SV
0.410	Stage ≥2	0.742	73.1	63
0.390	Stage ≥3	0.847	77.2	73.3
LMV/SV
0.525	Stage ≥2	0.848	81.8	81.5
0.415	Stage ≥3	0.946	90	83.3
RV/SV
0.850	Stage ≥2	0.742	77	68.3
0.725	Stage ≥3	0.866	78.1	76
CV/SV
0.650	Stage ≥2	0.790	59	71.1
0.550	Stage ≥3	0.860	83.6	78

Notes: LLV, left lateral liver lobe volume; LMV, left medial liver lobe volume; RV, right liver lobe volume; CV, caudate lobe volume; SV, spleen volume; and AUC, area under the receiver operating curve.