Effectiveness of acupoint application of Xiaozhong Zhitong Tie on diarrhea in patients: a retrospective cohort study in China.

Objective: To provide the evidence for the efficacy of acupoint application (AA) for patients with diarrhea in a real-world setting.

Methods: This study is a national multicenter retrospective cohort study. Our study consecutively collected outpatient medical records of patients with diarrhea from hundreds of primary hospitals nationwide registered in Chun Bo Wan Xiang cloud platform from 22nd August, 2020 to 5th November, 2020.