Table 2.

Correlation coefficients between continuous variables and leg extension torque and peak VO₂ post-hematopoietic stem cell transplantation

Variable		Post-HSCT
		Leg extension torque (n = 88)		Peak VO2 (n = 67)
		Correlation Coefficient	p value	Correlation Coefficient	p value
Pre-HSCT	Age, years	− 0.55	< 0.001	− 0.30	0.013
	Serum albumin, g/dL	0.16	0.131	0.19	0.127
	Hemoglobin, g/dL	− 0.08	0.444	− 0.06	0.648
	Leg extension torque, N·m/kg	0.71	< 0.001	0.32	0.008
	Peak VO2, mL/kg/min	0.24	0.038	0.50	< 0.001
	Karnofsky performance status score	0.14	0.181	0.05	0.695
Pre- and post-evaluation interval, days		− 0.37	< 0.001	0.07	0.578
Duration from HSCT to neutrophil engraftment, days		− 0.01	0.935	− 0.01	0.921
Grades of acute GVHD		− 0.35	0.001	0.04	0.972

VO₂ oxygen consumption, HSCT hematopoietic stem cell transplantation, GVHD graft-versus-host disease