Model 1 | Model 2 | Model 3 | Model 4 | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
LOS | IDACI (quartiles) | OR | 95% CI | p value | OR | 95% CI | p value | OR | 95% CI | p value | OR | 95% CI | p value |
≥ to 1.8 days (mean) | 1st (least) | 1.00 | - | - | 1.00 | - | - | 1.00 | - | - | 1.00 | - | - |
2nd | 1.04 | 0.84, 1.29 | 0.696 | 1.07 | 0.86, 1.34 | 0.54 | 1.07 | 0.85, 1.35 | 0.538 | 1.03 | 0.81, 1.30 | 0.824 | |
3rd | 1.26 | 1.02, 1.56 | 0.035 | 1.29 | 1.04, 1.61 | 0.023 | 1.27 | 1.01, 1.59 | 0.041 | 1.24 | 0.98, 1.57 | 0.068 | |
4th (most) | 0.98 | 0.78, 1.24 | 0.757 | 0.97 | 0.77, 1.23 | 0.795 | 1.00 | 0.78, 1.27 | 0.992 | 0.96 | 0.75, 1.23 | 0.746 | |
≥to 4 days | 1st (least) | 1.00 | - | - | 1.00 | - | - | 1.00 | - | - | 1.00 | - | - |
2nd | 1.13 | 0.88, 1.49 | 0.325 | 1.16 | 0.88, 1.52 | 0.285 | 1.18 | 0.89, 1.56 | 0.246 | 1.17 | 0.88, 1.57 | 0.288 | |
3rd | 1.27 | 0.97, 1.64 | 0.069 | 1.28 | 0.98, 1.68 | 0.072 | 1.23 | 0.93, 1.62 | 0.151 | 1.20 | 0.91, 1.59 | 0.196 | |
4th (most) | 0.96 | 0.70, 1.25 | 0.767 | 0.93 | 0.69, 1.25 | 0.638 | 0.96 | 0.71, 1.30 | 0.813 | 0.96 | 0.71, 1.30 | 0.789 | |
>24 h (median) | 1st (least) | 1.00 | - | - | 1.00 | - | - | 1.00 | - | - | 1.00 | - | - |
2nd | 1.21 | 0.94, 1.56 | 0.1516 | 1.19 | 0.92, 1.55 | 0.189 | 1.17 | 0.90, 1.54 | 0.237 | 1.05 | 0.79, 1.41 | 0.730 | |
3rd | 1.17 | 0.91, 1.51 | 0.221 | 1.17 | 0.90, 1.52 | 0.233 | 1.14 | 0.87, 1.49 | 0.359 | 1.11 | 0.83, 1.49 | 0.476 | |
4th (most) | 1.18 | 0.90, 1.54 | 0.230 | 1.14 | 0.87, 1.50 | 0.33 | 1.18 | 0.89, 1.57 | 0.249 | 1.07 | 0.79, 1.45 | 0.670 | |
IRR | 95% CI | p value | IRR | 95% CI | p value | IRR | 95% CI | p value | IRR | 95% CI | p value | ||
Days | 1st (least) | ref | - | - | ref | - | - | ref | - | - | ref | - | - |
2nd | 1.07 | 0.95, 1.19 | 0.298 | 1.06 | 0.95, 1.19 | 0.310 | 1.06 | 0.94, 1.18 | 0.351 | 1.05 | 0.93, 1.17 | 0.443 | |
3rd | 1.16 | 1.04, 1.30 | 0.009 | 1.17 | 1.04, 1.31 | 0.009 | 1.14 | 1.02, 1.28 | 0.022 | 1.13 | 1.01, 1.27 | 0.027 | |
4th (most) | 1.14 | 1.01, 1.29 | 0.031 | 1.12 | 0.99, 1.27 | 0.061 | 1.13 | 1.01, 1.28 | 0.040 | 1.12 | 1.00, 1.26 | 0.056 |