Table 4.
Estimated Odds Ratios and 95% CIs of Adverse Outcomes Relative to the Normal BMI Group
| Adjusted Odds Ratio | 95% CI | P Value | |
|---|---|---|---|
| Complications | |||
| Normal | 1.00 | — | — |
| Overweight | 1.11 | 0.97–1.26 | 0.117 |
| Obese class I | 1.08 | 0.94–1.25 | 0.293 |
| Obese class II | 1.35a | 1.11–1.63 | 0.002 |
| Obese class III | 1.56a | 1.21–2.01 | 0.001 |
| Infection | |||
| Normal | 1.00 | — | — |
| Overweight | 1.24 | 0.98–1.57 | 0.068 |
| Obese class I | 1.60a | 1.24–2.05 | <0.001 |
| Obese class II | 2.34a | 1.73–3.17 | <0.001 |
| Obese class III | 3.29a | 2.30–4.71 | <0.001 |
| Pulmonary | |||
| Normal | 1.00 | — | — |
| Overweight | 1.45 | 0.66–3.17 | 0.351 |
| Obese class I | 0.68 | 0.25–1.88 | 0.462 |
| Obese class II | 0.56 | 0.12–2.71 | 0.474 |
| Obese class III | 0.59 | 0.07–4.84 | 0.622 |
| Renal | |||
| Normal | 1.00 | — | — |
| Overweight | 0.90 | 0.69–1.16 | 0.411 |
| Obese class I | 0.90 | 0.67–1.21 | 0.479 |
| Obese class II | 1.38 | 0.95–2.00 | 0.086 |
| Obese class III | 1.56 | 0.97–2.51 | 0.068 |
Odds ratios for different body mass index groups were computed after adjusting for clinical covariates. Pulmonary complication represents pulmonary edema and/or pulmonary embolism. BMI indicates body mass index
a
Significant adjusted odds ratio (P<0.05).