Table 2.
Comparison of therapeutic outcomes
| Index | AG (n = 87) | BG (n = 82) | CG (n = 51) | Statistic | P |
|---|---|---|---|---|---|
| Rescue intubation rate, n (%) (for non-invasive ventilation groups) | / | 24 (29.3%) | 9 (17.6%) | χ²=4.372 | 0.036 |
| Re-intubation rate, n (%) (for invasive ventilation group, post-extubation) | 13 (14.9%) | / | / | / | / |
| Length of hospital stay (days) | 56.3 ± 12.5 | 42.8 ± 10.7 | 40.5 ± 9.8 | F = 47.293 | < 0.001 |
| Weaning success rate, n (%) | 62 (71.3%) | 68 (82.9%) | 45 (88.2%) | χ²=8.745 | 0.013 |
| Mortality rate, n (%) | 10 (11.5%) | 8 (9.8%) | 4 (7.8%) | χ²=0.689 | 0.708 |
| Total duration of ventilation support (days, x̄ ± s) | 15.8 ± 5.1 | 9.2 ± 3.0 | 8.5 ± 2.8 | F = 28.631 | < 0.001 |
| Invasive ventilation duration (days, x̄ ± s) | 10.2 ± 4.5 | / | / | / | / |
| Non-invasive ventilation duration (days, x̄ ± s) | 5.6 ± 3.1 | 9.2 ± 3.0 | 8.5 ± 2.8 | F = 32.157 | < 0.001 |