Table 2.
Incidence of Adverse Outcomes Following Cardiac Surgery by BMI Category
| Normal, 18.5–24.9 (n=1509) | Overweight, 25.0–29.9 (n=3080) | Obese Class I, 30.0–34.39 (n=1942) | Obese Class II, 35.0–39.9 (n=696) | Obese Class III, ≥40.0 (n=333) | |
|---|---|---|---|---|---|
| Postoperative mortality, n (%) | 32 (2.1) | 51 (1.7) | 31 (1.6) | 6 (0.9) | 7 (2.1) |
| Overall complications, n (%) | 731 (48.4) | 1482 (48.1) | 881 (45.4) | 338 (48.6) | 170 (51.1) |
| Infection, n (%) | 119 (7.9) | 264 (8.6) | 198 (10.2) | 96 (13.8) | 61 (18.3) |
| Pulmonary complications, n (%) | 9 (0.6) | 24 (0.8) | 7 (0.4) | 2 (0.3) | 1 (0.3) |
| Renal complications, n (%) | 107 (7.1) | 189 (6.1) | 109 (5.6) | 58 (8.3) | 28 (8.4) |
Pulmonary complication represents pulmonary edema and/or pulmonary embolism. BMI indicates body mass index.