| Unadjusted | Multivariable adjusted | IPTW adjusted | |||
---|---|---|---|---|---|---|
 | β (95 % CI) | P value | β (95 % CI) | P value | β (95 % CI) | P value |
Extubation time (h) | −0.28 (−0.37, −0.18) | <0.001 | −0.28 (−0.37, −0.19) | <0.001 | −0.33 (−0.42, −0.23) | <0.001 |
Intensive care unit stay (h) | 0.02 (−0.06, 0.09) | 0.682 | 0.03 (−0.04, 0.10) | 0.400 | −0.06 (−0.13, 0.02) | 0.159 |
Hospital stay (d) | −0.11 (−0.17, −0.04) | 0.001 | −0.11 (−0.17, −0.05) | <0.001 | −0.18 (−0.24, −0.11) | <0.001 |
 | OR (95 % CI) | P value | OR (95 % CI) | P value | OR (95 % CI) | P value |
Acute kidney injury by KDIGO | 0.28 (0.18–0.41) | <0.001 | 0.31 (0.19–0.50) | <0.001 | 0.23 (0.15–0.35) | <0.001 |
KDIGO stage ≥2 | 0.28 (0.13–0.60) | 0.001 | 0.30 (0.12–0.75) | 0.009 | 0.12 (0.04–0.36) | <0.001 |
Renal replacement therapy | 0.40 (0.09–1.79) | 0.230 | – | – | – | – |
Persistent acute kidney injury | 0.16 (0.06–0.45) | <0.001 | 0.20 (0.06–0.67) | 0.008 | 0.20 (0.08–0.52) | 0.001 |
In-hospital death | 0.34 (0.04–2.80) | 0.318 | – | – | – | – |