Table 2.
Hemodynamic and respiratory parameters of patients in each group during 2 hr spontaneous breathing trial.
| PS (19) | ATC (17) | P value | |
|---|---|---|---|
| Respiratory rate/min: median (range) | 34 (22–62) | 32 (20–60) | 0.6 |
| Tachypnea: number (%) | 5 (26.3%) | 4 (23.5%) | 0.577 |
| Spontaneous tidal volume (mL/kg/sec): median (range) | 6.3 (2.3–12) | 6.36 (1.2–9) | 0.962 |
| Heart rate: mean ± SD | 145.26 ± 22.72 | 149.29 ± 23.09 | 0.601 |
| Tachycardia: number (%) | 8 (42.1%) | 6 (35.3%) | 0.470 |
| Hypertension: number (%) | 7 (36.8%) | 4 (23.5%) | 0.387 |
| Hypotension: number (%) | 1 (5.3%) | 1 (5.9%) | 0.729 |
| Increase need for suction: number (%) | 2 (10.5%) | 2 (11.8%) | 0.655 |
| Increase work of breathing: number (%) | 7 (36.8%) | 6 (35.3%) | 0.923 |
| Pulse oxygen saturation (%): mean ± SD | 97.84 ± 1.6 | 97.29 ± 2.14 | 0.373 |