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 | 0.93, 1.41 | 0.200 | 1.22 | 0.98, 1.52 | 0.071 | 1.35 | 1.07, 1.69 | 0.010 | 1.44 | 1.14, 1.82 | 0.002 | |
≥4 days | P | 1.00 | - | - | 1.00 | - | - | 1.00 | - | - | 1.00 | - | - |
A | 0.93 | 0.71, 1.21 | 0.591 | 0.95 | 0.72, 1.25 | 0.711 | 1.00 | 0.76, 1.33 | 0.978 | 1.06 | 0.79, 1.41 | 0.707 | |
>24 hours (median) | P | 1.00 | - | - | 1.00 | - | - | 1.00 | - | - | 1.00 | - | - |
A | 1.15 | 0.93, 1.41 | 0.200 | 1.26 | 0.99, 1.61 | 0.059 | 1.40 | 1.09, 1.79 | 0.009 | 1.75 | 1.14, 1.82 | <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 | 1.07 | 0.96, 1.19 | 0.212 | 1.10 | 0.99, 1.23 | 0.067 | 1.19 | 1.07, 1.33 | 0.001 | 1.20 | 1.08, 1.34 | 0.001 |