Document Classification

Section Type: RESULTS

Text: At week 24, the following changes (mean + / - SE) were seen in patients in the exercise group and patients in the control group, respectively ; exercise duration, 2. 8 + / - 0. 6 minutes and 0. 5 + / - 0. 5 minutes ; peak oxygen consumption (VO2), 231 + / - 54 L/min and 58 + / - 38 L/min ; peak ventilation, 12 + / - 3 L/min and -4 + / - 3 L/min ; peak heart rate, 10 + / - 4 beats/min and -2 + / - 4 beats/min ; and peak power output, 20 + / - 6 W and 2 + / - 5 W. Differences between the increases occurring in the exercise group and the changes occurring in the control group were significant (P < 0. 05).