Variables | P | OR | 95% CI for HR | |
---|---|---|---|---|
 |  |  | Lower | Upper |
Age (years) | 0.199 | 1.008 | 0.996 | 1.021 |
Gender (female/male) | 0.997 | 0.999 | 0.648 | 1.542 |
Source (medical/surgical) | 0.153 | 1.408 | 0.880 | 2.251 |
Emergency admission (yes/no) | 0.254 | 1.270 | 0.842 | 1.914 |
Transfusion (no/yes) | 0.541 | 0.878 | 0.578 | 1.333 |
Mechanical ventilation (no/NIV/intubation/tracheotomy) | 0.060 | 0.829 | 0.682 | 1.008 |
Admission day (weekday/weekend) | 0.198 | 0.724 | 0.443 | 1.183 |
Admission time (NT/OH) | 0.010 | 1.725 | 1.118 | 2.744 |
APACHE II score (>8/≤8) | <0.001 | 1.113 | 1.082 | 1.145 |