Weight loss surgery: 66% excess lost with gastroplasty, 69% with bypass, 79% with duodenal switch

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Monday, July 10, 2006 3:23 am Email this article
According to a study from Spain, the amount of weight loss five years after weight loss surgery was as follows:

• 66 percent of excess weight lost after gastroplasty


• 69 percent of excess weight lost after gastric bypass


• 79 percent of excess weight lost after duodenal switch.

Major Problems

Major Problems in 6% of patients

Major problems occurred in 6 percent (60) of the patients.

 

Minor Problems

Minor Problems in 7% of patients

Minor problems occurred in another 7.1 percent (71) of the patients.

 

Deaths

Death in 1% of patients

Eleven of the patients (1.1 percent) died. Another ten patients (1 percent) died in the long-term.

 

Subjects and Procedures

Subjects: 1,000 patients

The study analyzed data from 1,000 patients who underwent weight loss surgery between 1997 and 2005.

The percentage undergoing each type of surgery was as follows:

• 1.6 percent (16) underwent open gastric bypass
• 4.3 percent (43) underwent laparoscopic sleeve gastrectomy
• 4.4 percent (44) underwent laproscopic gastric bypass
• 12.9 percent (129) underwent vertical banded gastroplasty
• 24 percent (240) underwent laparoscopic duodenal switch
• 52.6 percent (526) underwent duodenal switch
• 79 percent of excess weight lost after duodenal switch.

REFERENCE

Baltasar A, Bou R, Bengochea M, Serra C, Perez N. [One thousand bariatric interventions.]. Cir Esp. 2006 Jun, 79(6):349-55.

AUTHOR’S CONTACT INFORMATION

Servicio de Cirugia General
Hospital Virgen de los Lirios y Sanatorio San Jorge
Alcoy. Alicante
Espana (Spain)

Articles on the same subject can be found here:

• Duodenal Switch (weight loss surgery)

• Vertical Banded Gastroplasty

• Weight loss surgery