Table 2.
Primary and secondary outcomes.
| Outcomes | LRM Group | Control Group | Relative Risk (95% Confidence Interval) | p Value |
|---|---|---|---|---|
| (n = 60) | (n = 60) | |||
| Death | ||||
| Death during the first 28 day | 17 (28.3%) | 18 (30.0%) | 0.98 (0.78–1.23) | 0.84 |
| ICU mortality | 20 (33.3%) | 20 (33.3%) | 1.00 (0.78–1.29) | 1.0 |
| Hospital mortality | 21 (35.0%) | 23 (38.3%) | 0.95 (0.72–1.25) | 0.71 |
| Barotrauma | 2 (3.3%) | 4 (6.7%) | 0.97 (0.89–1.05) | 0.40 |
| Ventilator-free days a,b | ||||
| Overall population | 11 (0–20) | 4 (0–16) | 0.16 | |
| Patients with 28-day survival | 18 (0–21) | 13 (1–18) | 0.04 | |
| ICU-free days a,b | ||||
| Overall population | 7 (0–19) | 0 (0–15) | 0.10 | |
| Patients with 28-day survival | 16 (0–20) | 11 (0–16) | 0.03 | |
| Days of mechanical ventilation a | 11 (6–24) | 12 (7–23) | 0.60 | |
| Days of intensive care | 12 (7–24) | 14 (7–27) | 0.54 | |
| Days of hospitalization a | 22 (13–34) | 23 (10–38) | 0.62 |
LRM lung recruitment maneuver, ICU intensive care unit. a Continuous data are presented as median (interquartile range). b Two patients lost to follow-up were excluded for analysis.