Table 2.

Data related to functional capacity among the groups studied.

Variable	Cycle ergometer group (n = 61)	Control group (n = 61)	IC 95%	p a
6MWT (meters)
Preoperative	512 ± 70	510 ± 67	2 (−26.56a 22.56)	0.82
ICU discharge	333 ± 61	321 ± 77	12 (−36.90a 12.90)	0.32
Hospital discharge	448 ± 72	392 ± 71	56 (30.37a 81.63)	<0.01

^aIndependent Student's t-test. 6MWT: six-minute walk test.