Table 3.
Data related to pulmonary function and muscle strength among the groups studied.
| Variable | Cycle ergometer group (n = 61) | Control group (n = 61) | IC 95% | p a |
|---|---|---|---|---|
| MIP (cmH2O) | ||||
| Preoperative | 114 ± 8 | 115 ± 7 | −1 (3.69a −1.69) | 0.83 |
| ICU discharge | 75 ± 6b | 67 ± 8b | 8 (5.46a 10.54) | <0.01 |
| Hospital discharge | 91 ± 7 | 77 ± 9c | 14 (16.89a 11.11) | <0.01 |
| MEP (cmH2O) | ||||
| Preoperative | 95 ± 9 | 94 ± 8 | 1 (−4.05a 2.05) | 0.72 |
| ICU discharge | 62 ± 7b | 56 ± 5b | 6 (8.18a 3.82) | 0.04 |
| Hospital discharge | 77 ± 8 | 68 ± 7c | 9 (11.69a 6.31) | <0.01 |
| VC (ml/kg) | ||||
| Preoperative | 52 ± 7 | 54 ± 6 | −2 (−0.34a 4.34) | 0.76 |
| ICU discharge | 38 ± 6b | 32 ± 5b | 6 (7.98a 4.02) | 0.03 |
| Hospital discharge | 47 ± 5 | 40 ± 6c | 7 (8.98a 5.02) | 0.04 |
| PEF (L/min) | ||||
| Preoperative | 430 ± 111 | 420 ± 102 | 10 (−48.22a 28.22) | 0.69 |
| ICU discharge | 354 ± 91b | 311 ± 89b | 43 (75.27a 10.73) | 0.02 |
| Hospital discharge | 388 ± 99 | 370 ± 91 | 18 (52.09a 16.09) | 0.34 |
aStudent's t-test independent with p < 0.005 comparing groups. bStudent's t-test paired with p < 0.005 comparing preoperative with ICU discharge. cStudent's t-test paired with p < 0.05 comparing preoperative with hospital discharge; CI: confidence interval; IMT: inspiratory muscle training; MIP: maximal inspiratory pressure; MEP: maximal expiratory pressure; VC: vital capacity; PEF: peak expiratory flow.