Table 2 Outcomes
NoV (n = 138) | LOV (n = 138) | HOV (n = 137) | P value | |
|---|---|---|---|---|
Primary outcome | ||||
Composite incidence, n (%) | 87 (63) | 68 (49) | 78 (57) | 0.069 |
Pleural effusion (needing thoracentesis) | 46 (33) | 39 (28) | 32 (23) | 0.185 |
Respiratory failure | 21 (15) | 19 (14) | 17 (12) | 0.796 |
Respiratory infection | 29 (21) | 20 (15) | 25 (18) | 0.366 |
Pulmonary atelectasis | 22 (16) | 19 (14) | 32 (23) | 0.092 |
Pneumothorax | 5 (4) | 2 (2) | 3 (2) | 0.490 |
Aspiration pneumonia | 0 | 0 | 0 | – |
Bronchospasm | 0 | 0 | 0 | – |
Secondary outcomes | ||||
Surgical site infection, n (%) | 4 (2.9) | 3 (2.2) | 2 (1.5) | 0.913 |
ICU intubation time (h) | 14.5 (8.4–35.3) | 15.5 (9.0–37.3) | 16.0 (9.0–35.0) | 0.896 |
Duration of ICU (d) | 3 (2–4) | 3 (2–4) | 3 (2–4) | 0.697 |
Hospital stay (d) | 8 (7–10) | 8 (6–10) | 8 (6–10) | 0.837 |
Hospital mortality, n (%) | 4 (2.9) | 3 (2.2) | 2 (1.5) | 0.913 |
30-d mortality, n (%) | 5 (3.6) | 4 (2.9) | 4 (2.9) | 0.701 |