Table 4.
Correlation of different BMI subgroups with clinical outcomes
| Characteristics | MV patients (n = 193, kg/m2) | P-value | ||
|---|---|---|---|---|
| 18.5–24 (n = 90) | ≥ 24 (n = 48) | < 18.5 (n = 55) | ||
| Clinical outcomes | ||||
| In-Hospital Mortality, n (%) | 38 (15.6%) | 18 (7.4%) | 33 (13.6%) | 0.044 |
| Length of ICU stay, hours | 123.5 (64–225) | 83 (56.5–149) | 102 (58–209) | 0.1009 |
| MV time, hours | 30 (24, 37) | 44.5 (26, 70) | 72 (35, 156) | < 0.001 |
| Co-morbidities | ||||
| CHF | 22 (11.40%) | 7 (3.63%) | 13 (6.74%) | 0.378 |
| Renal failure | 37 (19.17%) | 20 (10.36%) | 20 (10.36%) | 0.817 |
| Hepatic failure | 46 (23.83%) | 22 (11.40%) | 31 (16.06%) | 0.566 |
| Sepsis | 77 (39.90%) | 42 (21.76%) | 43 (22.28%) | 0.372 |
| ARDS | 68 (35.23%) | 37 (19.17%) | 44 (22.80%) | 0.825 |
CHF, Congestive Heart Failure; MV, Mechanical Ventilation
Bold indicates statistically significant P values