| Weight loss in kg | ||||
|---|---|---|---|---|
| Study | Outcome | RYGB | BPD+switch | P value |
| Aasheim 2009 | Weight loss at 2 years, kg, mean (95% CI) | ‐50.6 (‐55.8 to ‐45.4) | ‐73.5 (‐79.0 to ‐68.1) | Mean between‐group change (95% CI): 23.0 (16.2 to 29.7); P < 0.001 |
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