Sleep Blog

Individuals with diabetes and those whose stomach pouches are larger appear less likely to successfully lose weight after gastric bypass surgery, according to study findings published in the September 2008 issue of Archives of Surgery, one of the JAMA/Archives journals.

Gastric bypass is one procedure some people with sleep apnea often consider or undergo, often at the suggestion of a health care provider, as one way to help lose weight, which may health reduce the severity of the person’s apnea.

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Despite many people undergoing various types of weight loss surgery — many in hopes of getting rid of their xPAP device, where a CPAP, bi-level, auto-adjusting, or other type of positive airway pressure device — new research shows it may not be the remedy.

A study published in the August 15, 2008 issue of the Journal of Clinical Sleep Medicine shows that surgical weight loss results in an improvement of obstructive sleep apnea (OSA), but most patients continue to have moderate to severe OSA one year after undergoing bariatric surgery. Results of this study suggest that it is the severity of the condition, rather than a patient’s pre-surgical weight, that determines if obstructive sleep apnea will be resolved.

Results show that bariatric surgery reduced body mass index (BMI) from an average of 51 to 32 in 24 adults with obstructive sleep apnea.

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