Table 2. Clinical profiles before the last spontaneous breathing trial between extubation success and extubation failure groups.
| Variables | Failure (n = 42) | Success (n = 81) | P value |
|---|---|---|---|
| Cough strength, n (%) | |||
| Weak | 14 (58.34) | 10(41.66) | <.001 |
| strong | 28 (28.28) | 71(71.72) | |
| Glasgow coma score, n (%) | |||
| ≤ 8 T | 16(69.56) | 7(30.44) | <.001 |
| 9–10 T | 26(26) | 74(74) | |
| Endotracheal secretions, n (%) | |||
| None to minimal | 18 (21.17) | 67 (78.83) | <.001 |
| Moderate to copious | 24 (63.16) | 14 (36.84) | |
| Fluid balance | 163.9 ± 213.3 | 9.5 ± 144.1 | <.001 |
| Positive fluid balance | 34(53.12) | 30(46.88) | <.001 |
| Negative fluid balance | 8 (13.56) | 51(86.44) | |
| Laboratory results | |||
| WBC count (mean ± SD) | 14.66 ± 3.65 | 12.1 ± 2.94 | <.001 |
| WBC count > 12,000 /μL | 30 (71.4) | 22 (27.16) | <.001 |
| Albumin, mg/dL (mean ± SD) | 18.18 ± 3.64 | 21.44 ± 4.34 | <.001 |
| Hemoglobin, g/dL (mean ± SD) | 10.34 ± 1.67 | 11.39 ± 1.57 | .001 |
| Hemoglobin ≤ 10 g/dL | 29 (46.78) | 33 (53.32) | .003 |
| BUN (mmol/l) (mean ± SD) | 10.95 ± 6.72 | 11.35 ± 8.24 | .67 |
| Creatinine (mmol/l) (mean ± SD) | 1.06 ± 0. 94 | 1.09 ± 0.91 | .857 |
WBC; white blood cell, BUN; blood urea nitrogen, SD; standard deviation