Prevalence of sarcopenia in patients with surgical obstructive jaundice and its impact on clinical outcomes

Table 12 Logistic regression analysis of appendicular skeletal muscle index reductions in patients with obstructive jaundice

Parameters	Single-factor regression analysis		Multivariate regression analysis
	OR (95%CI)	P value	OR (95%CI)	P value
Age	1.070 (1.048, 1.092)	< 0.001	1.048 (1.017, 1.079)	0.002
Malignant diseases	1.725 (1.137, 2.617)	0.010	0.916 (0.517, 1.623)
Nutritional risks	2.771 (1.809, 4.246)	< 0.001	1.765 (0.990, 3.147)	0.054
BMI	0.632 (0.572, 0.698)	< 0.001	0.658 (0.591, 0.733)	< 0.001
PhA	0.386 (0.303, 0.492)	< 0.001	0.763 (0.533, 1.091)
Hb	0.983 (0.974, 0.992)	< 0.001	1.005 (0.992, 1.019)
LY	0.670 (0.473, 0.948)	0.024	0.858 (0.561, 1.314)
Alb	0.983 (0.951, 1.016)	0.302
PNI	0.976 (0.949, 1.004)	0.089

BMI: Body mass index; PhA: Phase angle; Hb: Hemoglobin; LY: Lymphocyte count; Alb: Albumin; PNI: Prognostic nutritional index.