Changes in exercise capacity, muscle strength, and health-related quality of life in esophageal cancer patients undergoing esophagectomy

Table 5 Correlation between postoperative parameters

Parameters		6MWD	Hand grip strength		Isometric knee extensor muscle strength
Parameters		6MWD	Right	Left	Right	Left
6MWD	r	1	0.159	0.071	0.325	0.526
6MWD	P value	0	0.394 (n = 31)	0.704 (n = 31)	0.085 (n = 29)	0.003* (n = 29)
CAT scores	r	−0.053	−0.020	0.014	−0.421	−0.383
CAT scores	P value	0.816 (n = 22)	0.927 (n = 23)	0.948 (n = 23)	0.058 (n = 21)	0.086 (n = 21)

ISSN: 2052-1847