Table 1.
Results for specific outcomes in three randomised control trials specifically comparing patients who achieved a significant weight loss before surgery with patients who did not [13–15]
| Van Nieuwenhove Y et al. | Kalarchian MA et al. | Coffin B et al. | |
|---|---|---|---|
| Sample size | 273 | 143 | 115 |
| Operating time | NS | / | NS |
| Intraoperative complications | NS | / | / |
| Surgeons perceived difficulty | Higher in control group vs. WL | / | / |
| 30-days post-operative complications | Higher in control group vs. WL | NS | / |
| Post-operative WL | / | NS | NS |
NS = not significant difference between weight loss group and control group; WL = weight loss