Table 4.

Cox proportional hazard ratio estimates for the effect of sarcopenia on mortality after adjustment for other covariates

	Univariable		Multivariable
	Hazard ratio (95 % CI)	P value	Hazard ratio (95 % CI)	P value
Sarcopenia	1.23 (0.65–2.34)	0.51	1.34 (0.61–2.76)	0.43
Age at surgery (years)	1.00 (0.97–1.03)	0.59	–
BMI (kg/m2)	0.95 (0.89–1.01)	0.13	0.96 (0.90–1.03)	0.32
Male gender	1.15 (0.58–2.29)	0.67	–
Largest tumor >5 cm	2.06 (1.07–3.98)	0.03	1.48 (0.71–3.08)	0.29
Poorly differentiated tumor	6.47 (1.84–22.72)	<0.01	2.74 (0.57–13.07)	0.20
Nodal metastasis	1.15 (0.33–43.99)	0.81	–
Vascular invasion	3.23 (1.71–6.43)	<0.01	3.67 (1.61–8.3810.40)	0.002
Black versus white race	2.02 (0.94–4.32)	0.07	2.23 (0.89–5.53)	0.08
Other races versus white race	1.59 (0.65–3.87)	0.31	2.54 (0.91–7.09)	0.07
Multiple tumors	0.68 (0.33–1.43)	0.25	–
Cirrhosis	1.34 (0.62–2.27)	0.59	–

BMI body mass index