Acoustic radiation force impulse imaging for assessing liver fibrosis in alcoholic liver disease

Table 4 Univariate and multivariate ordinal regression analyses

Characteristic	Univariate analysis	Multivariate analysis
	OR (95%)	OR (95%)
	P value	R2 = 0.61;
		STPOA1: 0.76
ARFI	29.06 [8.59-98.33]	40.71 [9.94-166.7]
	P < 0.0001	P < 0.0001
Sex
Female	1
Male	2.43 [0.79-7.42]
	P = 0.12
Age
< 50 yr	1	1
≥ 50 yr	4.01 [1.55-10.39]	4.73 [1.43-15.66]
	P = 0.004	P = 0.01
Body mass index	1.07 [0.97-1.18]
	P = 0.19
AST	1.00 [0.992-1.01]
	P = 0.98
ALT	0.99 [0.98-0.999]
	P = 0.04
γ-glutamyl transpeptidase	1.00 [1.000-1.002]
	P = 0.05
γ-globulin
< 10	1	1
≥ 10	7.42 [2.34-23.56]	9.67 [2.19-42.63]
	P = 0.003	P = 0.004
Alkaline phosphatase	1.01 [1.001-1.012]
	P = 0.02
Prothrombin	0.002 [0.001-0.06]
	P = 0.001
Platelets	1.00 [0.99-1.01]
	P = 0.93
Iron	1.03 [0.97-1.08]
	P = 0.33
Ferritin	1.001 [1.000-1.002]
	P = 0.06
Albumin	0.90 [0.82-1.00]
	P = 0.05

¹Score test for the proportional odds assumption.