Table 2 Multivariate analysis of related variables of predicting postoperative delirium
Variables | Regression coefficient (β) | Odds ratio (OR) | P value |
|---|---|---|---|
Age > 75 years | 0.782 | 2.186 | 0.014 |
History of stroke | 2.013 | 7.486 | 0.006 |
Preoperative Hb ≤ 100 g/L | 0.715 | 2.044 | 0.017 |
Preoperative PaO2 ≤ 60 mmHg | 1.254 | 3.504 | 0.009 |
Time between admission to surgery > 3 days | 0.805 | 2.237 | 0.013 |