The relationship of publication language, study population, risk of bias, and treatment effects in acupuncture related systematic reviews: a meta-epidemiologic study

Abstract Background There are debates in acupuncture related systematic reviews and meta-analyses on whether searching Chinese databases to get more Chinese-language studies may increase the risk of bias and overestimate the effect size, and whether the treatment effects of acupuncture differ betwee...

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Bibliographic Details
Main Authors: Jing Li, Xu Hui, Liang Yao, Anya Shi, Peijing Yan, Yuan Yao, Qi Wang, Yanfang Ma, Dang Wei, Lei Lan, Lingxiao Chen, Lijiao Yan, Fang Fang, Huijuan Li, Xiaowen Feng, Jingxi Wu, Yifan Qiao, Wenhao Zhang, Janne Esill, Chengdong Qiao, Kehu Yang
Format: Article
Language:English
Published: BMC 2023-04-01
Series:BMC Medical Research Methodology
Subjects:
Online Access:https://doi.org/10.1186/s12874-023-01904-w