Clinical Study
Automatic Tube Compensation versus Pressure Support Ventilation and Extubation Outcome in Children: A Randomized Controlled Study
Table 3
Risk factors for extubation failure during SBT in the study population.
| | | Failed | Successful | value |
| | Age (yrs): median (range) | 1 (0.2–13) | 0.87 (0.08–8) | 0.213 | | Sex: | | | | | Female | 4 (30.8%) | 9 (69.2%) | 0.553 | | Male | 8 (34.8%) | 15 (65.2%) | | Tachypnea: number (%) | 6 (66.7%) | 3 (33.3%) | 0.022 | | Tachycardia: number (%) | 9 (64.3%) | 5 (35.7%) | 0.003 | | Hypertension: number (%) | 5 (45.5%) | 6 (54.5%) | 0.259 | | Spontaneous tidal volume (mL/kg/sec): median (range) | 5.45 (1.2–11.5) | 6.35 (3.2–12) | 0.298 | | Increased work of breathing: number (%) | 8 (61.5%) | 5 (38.5%) | 0.010 | | Increase need for suction: number (%) | 2 (50.0%) | 2 (50.0%) | 0.407 | | Bronchodilators: number (%) | 4 (23.5%) | 13 (76.5%) | 0.238 | | Trial type: number (%) | | | | | PS | 6 (31.6%) | 13 (68.4%) | 0.813 | | ATC | 6 (35.3%) | 11 (64.7%) | | Failed PS trial: number (%) | 5 (56%) | 4 (44%) | 0.259 | | Failed ATC trial: number (%) | 5 (83%) | 1 (17%) | 0.03 | | Pretrial rate: median (range) | 8 (6–19) | 10 (4–30) | 0.383 | | Pretrial FIO2: mean ± SD | | | 0.099 | | Causes of M.V.: | | | | | Acute respiratory failure | 6 (35.3%) | 11 (64.7%) | | | Neurological dysfunction | 4 (36.4%) | 7 (63.6%) | 0.850 | | Shock and sepsis | 2 (25%) | 6 (75%) | | | Duration of M.V. before trial: median (range) | 14.5 (3–33) | 7.5 (2–40) | 0.207 |
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