• 1. Shanghai University of Sport, Shanghai 200082, P. R. China;
  • 2. National Sports Intelligent Sports Technology Innovation Centre (Beijing), Beijing 100000, P. R. China;
  • 3. Nanjing Sport Institute, Nanjing 210000, P. R. China;
  • 4. China Institute of Sport Science, Beijing 100000, P. R. China;
  • 5. Qingdao University, Qingdao 266000, P. R. China;
GONG Bo, Email: gbok2001@sina.com
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Objective To systematically assess the impact of different electronic health technologies on weight loss outcomes in overweight and simple obesity populations. Methods The Cochrane Library, Embase, PubMed and WOS databases were electronically searched to collect randomized controlled trials (RCTs) related to the objects from inception to May 2024. Two reviewers independently screened literature, extracted data and assessed the risk of bias of the included studies. Meta-analysis was then performed by using RevMan 5.4 and Stata 18 software. Results A total of 9 RCTs involving 2 416 patients with overweight or simple obesity were included. The meta-analysis results showed that, body weight (MD=−0.81, 95%CI −1.1 to −0.52, P<0.001), BMI (MD=−0.63, 95%CI −0.89 to −0.37, P<0.001), waist circumference (MD=−1.06, 95%CI −1.70 to −0.42, P<0.001) and energy intake (SMD=−0.44, 95%CI −0.75 to −0.13, P=0.005) in the e-health technology group were significantly improved compared with the control group. But there was no statistically significant difference in physical activity between two groups. Conclusion The available evidence suggests that e-health technology is an effective tool for weight loss. Due to the limited quality and quantity of the included studies, more high quality studies are needed to verify the above conclusion.

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