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Documented comorbidities by body mass index category
| Normal weight (n=87,780) | Overweight (n=27,119) | Obese (n=23,784) | Morbidly obese (n=11,134) | P value | |
|---|---|---|---|---|---|
| Bleeding disorder | 0.3% | 0.3% | 0.2% | 0.2% | 0.35 |
| Congenital anomaly | 0.8% | 0.7% | 0.6% | 0.8% | 0.04 |
| Diabetes | 0.4% | 0.5% | 0.5% | 0.6% | <0.001 |
| Obesity (documented) | 0.1% | 0.4% | 6.0% | 11.2% | <0.001 |
| Prematurity | 0.4% | 0.3% | 0.3% | 0.3% | 0.01 |
| Respiratory disease | 5.0% | 5.4% | 5.9% | 6.3% | <0.001 |
| Steroid use | 0.1% | 0.1% | 0.0% | 0.1% | 0.20 |
