Table 3.
Multivariate logistic regression analysis for 1-year mortality regarding three preoperative variables (cBMI, mBMI, and albumin).
| Variable | Multivariate model | P-value |
|---|---|---|
| Odds Ratio (95% CI) | ||
| Type of operation | ||
| Non-cardiovascular surgery | Ref | |
| Cardiovascular surgery | 0.674 (0.526–0.857) | 0.002 |
| Gender | ||
| Male | Ref | |
| Female | 0.547 (0.50–0.60) | <0.001 |
| Age (year) | 1.03 (1.03–1.04) | <0.001 |
| Diabetes mellitus | 1.03 (0.92–1.15) | 0.621 |
| Hypertension | 0.71 (0.64–0.78) | <0.001 |
| Ischemic Heart Disease | 0.86 (0.74–0.99) | 0.035 |
| Neurologic Disease | 0.97 (0.83–1.14) | 0.738 |
| ASA class | ||
| I | Ref | |
| II | 2.83 (2.44–3.29) | <0.001 |
| III | 5.58 (4.66–6.70) | <0.001 |
| IV, V, VI | 11.37 (7.43–17.26) | <0.001 |
| History of general anesthesia | Ref (No) | |
| 1.228 (1.17–1.40) | <0.001 | |
| Type of anesthesia | ||
| General anesthesia | Ref | |
| Regional anesthesia | 0.53 (0.45–0.61) | <0.001 |
| Monitored anesthesia care | 1.09 (0.98–1.22) | 0.100 |
| Local anesthesia | 2.80 (0.70–10.10) | 0.131 |
| Postoperative ICU admission | Ref (No) | |
| 1.64 (1.42–1.90) | <0.001 | |
| cBMI (kg/m2) | 0.94 (0.88–1.01) | 0.087 |
| Interaction (cBMI * Albumin) | 0.98 (0.97–1.00) | 0.076 |
| Albumin | 0.38 (0.25–0.58) | <0.001 |
cBMI, conventional body mass index; mBMI, modified body mass index; IHD, ischemic heart disease; NUD, neurologic disease; ASA, American Society of Anesthesiologists; ICU, intensive care unit.