Model 1 | Model 2 | Model 3 | Model 4 | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
LOS | Hospital | OR | 95% CI | p value | OR | 95% CI | p value | OR | 95% CI | p value | OR | 95% CI | p value |
≥1.8 days (mean) | P | 1.00 | - | - | 1.00 | - | - | 1.00 | - | - | 1.00 | - | - |
A | 1.15 | 0.97, 1.37 | 0.104 | 1.22 | 1.02, 1.46 | 0.030 | 1.31 | 1.09, 1.58 | 0.004 | 1.41 | 1.16, 1.70 | <0.001 | |
≥4 days | P | 1.00 | - | - | 1.00 | - | - | 1.00 | - | - | 1.00 | - | - |
A | 1.06 | 0.85, 1.31 | 0.614 | 1.09 | 0.87, 1.35 | 0.456 | 1.12 | 0.89, 1.41 | 0.323 | 1.14 | 0.91, 1.44 | 0.262 | |
>24 h (median) | P | 1.00 | - | - | 1.00 | - | - | 1.00 | - | - | 1.00 | - | - |
A | 1.28 | 1.05, 1.57 | 0.015 | 1.38 | 1.12, 1.69 | 0.002 | 1.65 | 1.32, 2.05 | <0.001 | 1.95 | 1.53, 2.48 | <0.001 | |
IRR | 95% CI | p value | IRR | 95% CI | p value | IRR | 95% CI | p value | IRR | 95% CI | p value | ||
Days | P | ref | - | - | ref | - | - | ref | - | - | ref | - | - |
A | 1.06 | 0.97, 1.16 | 0.194 | 1.09 | 0.99, 1.19 | 0.075 | 1.14 | 1.04, 1.26 | 0.005 | 1.13 | 1.04, 1.23 | 0.003 |