Table 2 Multivariate analysis of risk factors for SSH
Risk factor | Odds ratio | 95% confidence interval | P value | |
|---|---|---|---|---|
Age | 0 | -0.065 | 0.064 | 0.991 |
Sex = male | 0.005 | -1.277 | 1.192 | 0.946 |
Hypertension | 2.407 | -2.535 | 0.295 | 0.121 |
Diabetes | 6.988 | -2.816 | -0.418 | 0.008* |
Hemoglobin | 1.661 | -0.069 | 0.014 | 0.198 |
Prothrombin time | 3.103 | -0.199 | 3.731 | 0.078 |
APTT | 0.105 | -0.26 | 0.364 | 0.746 |
INR | 0.666 | -7.102 | 17.231 | 0.415 |
PLT | 0.1 | -0.013 | 0.018 | 0.752 |
Preoperative anticoagulant therapy | 0.07 | -1.795 | 1.369 | 0.792 |
Postoperative anticoagulant therapy | 8.808 | -4.019 | -0.822 | 0.003* |
Multilevel procedure (> 1) | 0.716 | -1.712 | 0.68 | 0.397 |