From: Diaphragm thickening fraction to predict weaning—a prospective exploratory study
Variables | All weaning (N = 64) | Simple weaning (n = 33) | Complicated weaning (n = 31) | p value |
---|---|---|---|---|
Severity scores at admission | ||||
APACHE-II | 12 (10–16) | 12 (10–15) | 14 (10–16) | 0.47 |
SOFA | 8 (6–10) | 8 (6–10) | 8 (6–10) | 0.74 |
No of organ failure at admission, n (%) | 0.04 | |||
1 | 3 (4.7) | 0 | 3 (9.7) | |
2 | 29 (45.3) | 18 (54.5) | 11 (35.5) | |
3 | 23 (35.9) | 13 (39.4) | 10 (32.2) | |
4 | 9 (14.1) | 2 (6.1) | 7 (22.6) | |
Indication for intubation, n (%) | 0.44 | |||
Central nervous system | 20 (31.3) | 9 (27.3) | 11 (35.5) | |
Respiratory | 35 (54.7) | 20 (60.6) | 15 (48.4) | |
Combination | 2 (3.1) | 0 | 2 (6.4) | |
Others | 7 (10.9) | 4 (12.1) | 3 (9.7) | |
Onset of illness requiring ICU admission, days | 7 (5–11.7) | 7 (5–12) | 7 (6–10) | 0.79 |
Tracheostomy, n (%) | 24 (37.5) | 1 (3.0) | 23 (74.2) | < 0.001 |
1st T-piece failure, n (%) | 20 (31.3) | 0 | 20 (64.5) | < 0.001 |
Time to T-piece, days | 8 (5–14) | 6 (4–8.5) | 13 (8–22) | < 0.001 |
MLV, days | 12.5 (6–21.7) | 6 (5–9) | 22 (14–28) | < 0.001 |
LOS-ICU, days | 14.5 (8–28) | 8 (7–14.5) | 28 (15–35) | < 0.001 |
Survival at 28 days, n (%) | 60 (93.8) | 33 (100) | 27 (87.1) | 0.05 |
Final outcome, n (%) | 0.07 | |||
Death | 4 (6.3) | 0 | 4 (12.9) | |
Discharged to home | 39 (60.9) | 20 (60.6) | 19 (61.3) | |
Transferred to ward | 21 (32.8) | 13 (39.4) | 8 (25.8) |