Table 3 Clinical outcomes (N = 787)
From: Comparison between pressure support ventilation and T-piece in spontaneous breathing trials
T-piece group (n = 473) | PSV group (n = 314) | p-value | |
|---|---|---|---|
Successful weaning | 402 (85.0) | 271 (86.3) | 0.607 |
Duration from the 1st SBT to the final liberation from MV | 0 (0–2) | 0 (0–0) | 0.002 |
WIND classification | |||
Short weaning | 279 (59.0) | 220 (70.1) | 0.002 |
Difficult weaning | 114 (24.1) | 41 (13.1) | < 0.001 |
Prolonged weaning | 80 (16.9) | 53 (16.9) | 0.990 |
Duration of weaning process, days | 0 (0–4) | 0 (0–3) | 0.022 |
Tracheostomy | 151 (31.9) | 96 (30.6) | 0.689 |
Before the 1st SBT | 98 (64.9) | 54 (56.3) | |
After the 1st SBT | 53 (35.1) | 42 (43.8) | |
Mortality | |||
Intensive care unit | 56 (11.8) | 34 (10.8) | 0.662 |
Hospital | 142 (30.0) | 63 (30.7) | 0.853 |
Length of stay | |||
Intensive care unit, days | 8 (6–15) | 9 (5–14) | 0.328 |
Hospital, days | 31 (17–55) | 26 (15–45) | 0.118 |