Table 2.
Comparison of the variables analyzed between groups.
| Variables | CG (n=26) | DG (n=17) | QG (n=24) | p |
|---|---|---|---|---|
| Sedation (hours) | 7.6 ± 4.64 | 11.5 ± 10.55 | 12.2 ± 11.25 | 0.3248 |
| MV duration (hours) | 15.8 ± 5.75a | 27.5 ± 12.16b | 23.3 ± 10.61b | 0.0001 |
| ICU length of stay (days) | 12.8 ± 7.83 | 12.4 ± 4.45 | 9.7 ± 4.92 | 0.0998 |
| Hospital length of stay (days) | 25.4 ± 12.04a | 29.3 ± 13.59a | 18.2 ± 11.28b | 0.0031 |
| Minute volume (L/min) | 9.8 ± 5.4 | 11.7 ± 5.2 | 10.3 ± 4.7 | |
| Last minute volume (L/min) | 11.9 ± 3.9 | 14.1 ± 6.9 | 12.8 ± 5.1 | 0.995 |
| Minute volume (L/min), ext. day | 13.1 ± 7.4 | 15.2 ± 7.2 | 13.2 ± 5.9 | |
| First MIP (cmH2O) | −24.6 ± 14.13a | −23.2 ± 10.88a | −21.7 ± 11.68a | |
| Last MIP, ICU discharge (cmH2O) | −25.9 ± 9.59 | −37.9 ± 10.31b | −40.4 ± 8.71b | 0.00003 |
| MIP, extubation day (cmH2O) | −25.9 ± 9.79 | −29.1 ± 15.33 | −30.8 ± 10.7 | |
| First RSBI (rpm/l) | 57.9 ± 40.42 | 43.2 ± 18.29 | 54.0 ± 34.15 | |
| Last RSBI, ICU discharge (rpm/l) | 52.1 ± 28.85 | 35.9 ± 14.17 | 48.9 ± 32.4 | 0.88708 |
| RSBI (rpm/l), extubation day | 53.6 ± 20.96 | 44.0 ± 19.45 | 56.9 ± 28.57 | |
| First MRC | 36.2 ± 5.55a | 32.7 ± 7.22a | 33.2 ± 8.47a | |
| 0.00044 | ||||
| Last MRC, ICU discharge | 43.4 ± 6.45b | 41.8 ± 11.14b | 48.2 ± 11.48b | |
| Barthel | 15.8 ± 14.04a | 23.8 ± 24.97a | 40.6 ± 30.08b | 0.0049 |
| FSS-ICU | 14.6 ± 8.01a | 21.5 ± 10.16a | 29.1 ± 12.38b | 0.001 |
| In-bed transfers | 2.2 ± 1.48a | 3.2 ± 1.60 | 4.5 ± 2.00b | 0.0003 |
| Supine-to-sit transfer | 2.0 ± 1.41a | 3.1 ± 1.55 | 4.3 ± 1.86b | 0.0001 |
| Sitting at the bedside | 2.4 ± 1.65a | 3.5 ± 1.54 | 4.8 ± 1.83b | 0.001 |
| Unsupported sitting | 3.6 ± 1.71a | 4.8 ± 1.57 | 5.2 ± 1.75b | 0.0037 |
| Locomotion | 1.1 ± 1.33a | 2.3 ± 1.85 | 3.6 ± 2.33b | 0.0001 |
| GCS, ICU discharge | 13.0 ± 1.64 | 12.7 ± 1.92 | 13.2 ± 1.87 | 0.5480 |
CG: control group; DG: diaphragm group; QG: quadriceps group; MV: mechanical ventilation; ICU: intensive care unit; Ext.: extubation; MIP: maximal inspiratory pressure; RSBI: Rapid Shallow Breathing Index; FSS-ICU: Functional Status Score for the ICU; MRC: Medical Research Council; GCS: Glasgow Coma Scale. Values are expressed as mean ± SD (p < 0.05). Different letters represent which group has statistical difference.