Study Exclusion reasons Remarks Reference(s)
Bargay-Lleonart, 2022 randomized controlled trial no clinically relevant endpoint The trial was terminated early due to the impossibility of recruitment due to the pandemic.

Bargay-Lleonart J J Clin Med 2022 May 27;11(11):3039. 10.3390/jcm11113039

 
Dai W, 2020 retrospective cohort other inadequate statistical analysis

Wei Dai, Jian Wu, Tianfu Li, Jiawei Shen, Rongrong Pang, Bangshun He, Tao Luo, Yanju Guo, Yang Yang, Jun Zhao, Mingchao Zhang, Na Li, Ying Han, Qiuyue Wu, Weiwei Li, Xinyi Xia BMC Cardiovascular Diabetology