4.4. Analysis.
Comparison 4 Gastric bypass versus biliopancreatic diversion with duodenal switch, Outcome 4 Excess BMI loss [%].
Excess BMI loss [%] | ||||
---|---|---|---|---|
Study | Outcome | RYGB | BPD+switch | P value |
Aasheim 2009 | % excess BMI lost at 1 year, mean (SD) | 54.4 (12.8) | 74.8 (11.2) | P < 0.001 |
Hedberg 2012 | % excess BMI lost at 4 years, mean (SD) | 51 (23) | 80 (15) | P < 0.001 |