Objective:Bariatric surgery has been shown to be an effective method of treatment for obstructive sleep apnea(OSA)with long-term benefits,however,the mechanisms of action and the optimum operative procedure remains un...Objective:Bariatric surgery has been shown to be an effective method of treatment for obstructive sleep apnea(OSA)with long-term benefits,however,the mechanisms of action and the optimum operative procedure remains unclear.The aim of this systemic review was to compare the efficacy of laparoscopic sleeve gastrectomy(LSG)and Roux-en-Y gastric bypass(RYGB)in resolving OSA.Methods:A comprehensive search of MEDLINE,Pubmed,Embase,and OVID was performed.Studies that reported OSA resolution in obese patients with BMI>30 kg/m2 were included in the study.RCTs,comparative prospective and matched cohort studies comparing RYGB with LSG were considered for this study.Results:Five studies(309 participants)were included:4 cohort studies and 1 RCT;all with low risk of bias.At 12 months follow-up,there was a trend towards improved resolution of OSA with LSG(OR 0.47,95%CI[0.20 to 1.06];p=0.07)when compared to RYGB.In contrast,there was a trend to poorer weight loss in the LSG group(SMD 3.83,95%CI[-1.82 to 9.48];p=0.18).Similarly,at 36 months follow-up,there was a trend towards better resolution of OSA with LSG(OR 0.52,95%CI[0.16 to 1.71];p=0.28)and a significantly poorer weight loss in LSG when compared to RYGB(SMD 8.25,95%CI[2.91 to 13.58];p=0.002).Conclusion:Despite poorer weight loss following LSG,there is a trend towards increased resolution of sleep apnea post-LSG.These findings suggest the possibility of weight loss independent factors causing OSA resolution,which should be further investigated.Registration:PROSPERO:CRD42018090367.展开更多
基金The study was pre-registered with the Prospective Register of Systematic Reviews,PROSPERO identification code:CRD42018090367.
文摘Objective:Bariatric surgery has been shown to be an effective method of treatment for obstructive sleep apnea(OSA)with long-term benefits,however,the mechanisms of action and the optimum operative procedure remains unclear.The aim of this systemic review was to compare the efficacy of laparoscopic sleeve gastrectomy(LSG)and Roux-en-Y gastric bypass(RYGB)in resolving OSA.Methods:A comprehensive search of MEDLINE,Pubmed,Embase,and OVID was performed.Studies that reported OSA resolution in obese patients with BMI>30 kg/m2 were included in the study.RCTs,comparative prospective and matched cohort studies comparing RYGB with LSG were considered for this study.Results:Five studies(309 participants)were included:4 cohort studies and 1 RCT;all with low risk of bias.At 12 months follow-up,there was a trend towards improved resolution of OSA with LSG(OR 0.47,95%CI[0.20 to 1.06];p=0.07)when compared to RYGB.In contrast,there was a trend to poorer weight loss in the LSG group(SMD 3.83,95%CI[-1.82 to 9.48];p=0.18).Similarly,at 36 months follow-up,there was a trend towards better resolution of OSA with LSG(OR 0.52,95%CI[0.16 to 1.71];p=0.28)and a significantly poorer weight loss in LSG when compared to RYGB(SMD 8.25,95%CI[2.91 to 13.58];p=0.002).Conclusion:Despite poorer weight loss following LSG,there is a trend towards increased resolution of sleep apnea post-LSG.These findings suggest the possibility of weight loss independent factors causing OSA resolution,which should be further investigated.Registration:PROSPERO:CRD42018090367.
