Founding
None.
Authors contribution: Ru-Xing Wang developed the concept of the study; Zhi-Yuan Zhang, Feng Li, Jie Zhang designed this study and carried out the data analysis; Feng Li, and Zhi-Yuan Zhang conducted meta-analysis registration in PROSPERO platform with the help from Ru-Xing Wang; Zhi-Yuan Zhang wrote the manuscript with help from Feng Li, Jie Zhang, Lei Zhang, Huan-Huan Liu, Ning Zhao, Fan Yang, Qi Kong; Yi-Ting Zhou, Ling-Ling Qian, and Ru-Xing Wang provided critical reviews of the paper. All authors have read and approved the final manuscript.