Variables | Unadjusted odds ratio (95% CI) | P value | Adjusted odds ratio (95% CI) | P value |
---|---|---|---|---|
Age | 1.13 (1.02 ~ 1.26) | 0.05* | 1.12 (0.99 ~ 1.26) | 0.08 |
Sex | 0.83 (0.77 ~ 1.18) | 0.19 | 0.87 (0.77 ~ 1.09) | 0.28 |
BMI | 0.94 (0.81 ~ 1.08) | 0.64 | 0.98 (0.89 ~ 1.07) | 0.72 |
ASA | 0.67 (0.33 ~ 1.24) | 0.21 | 0.67 (0.34 ~ 1.25) | 0.22 |
CCI | 1.29 (1.17 ~ 1.41) | 0.01* | 1.28 (1.19 ~ 1.4) | 0.03* |
Time from fracture to operation | 0.65 (0.39 ~ 1.09) | 0.16 | 0.69 (0.39 ~ 1.08) | 0.18 |
Preoperative hemoglobin | 0.71 (0.39 ~ 0.97) | < 0.01* | 0.75 0.42 ~ 0.98) | < 0.01* |
Preoperative albumin | 1.04 (0.83 ~ 1.25) | 0.66 | 1.04 (0.89 ~ 1.22) | 0.63 |
Preoperative serum sodium | 0.69 (0.32 ~ 1.74) | 0.39 | 0.67 (0.25 ~ 1.8) | 0.41 |
Preoperative serum potassium | 0.51 (0.3 ~ 1.17) | 0.22 | 0.55 (0.34 ~ 1.23) | 0.23 |
Preoperative serum calcium | 0.37 (0.26 ~ 1.05) | 0.17 | 0.36 (0.19–1.07) | 0.18 |
Operation time | 0.96 (0.93 ~ 1.02) | 0.58 | 0.98 (0.92 ~ 1.04) | 0.62 |
Blood loss | 1.13 (1.02 ~ 1.38) | < 0.01* | 1.09 (1.02 ~ 1.35) | < 0.01* |
Tranexamic acid use | 0.52 (0.31 ~ 0.98) | 0.04* | 0.54 (0.33 ~ 0.99) | 0.05* |
Drainage tube use | 0.99 (0.55 ~ 1.23) | 0.24 | 1 (0.6 ~ 1.21) | 0.26 |