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Stratification of patients by pre- and post-operative body mass index.
| Pre-operative classification | Post-operative classification |
|---|---|
| Normal weight (20–25 kg/m2): 17 |
Normal weight (20–25 kg/m2): 15 Overweight (25–30 kg/m2): 2 Obese (>30 kg/m2): 0 |
| Overweight (25–30 kg/m2): 65 |
Normal weight (20–25 kg/m2): 2 Overweight (25–30 kg/m2): 61 Obese (>30 kg/m2): 2 |
| Obese (> 30 kg/m2): 9 |
Normal weight (20–25 kg/m2): 0 Overweight (25–30 kg/m2): 2 Obese (>30 kg/m2): 7 |
