Design of the clinical trial
PCM
In brief, 160 female patients diagnosed with PCM at the Shengjing Hospital Affiliated to China Medical University were recruited in the clinical trial between January 2021 and February 2022. The patients were divided 1:1 into experimental group (EG) and control group (CG). It is noteworthy that, in order to demonstrate the therapeutic effects of TCM drug combination, we selected the patients who were treated with Western medicine in the real world during the same period. Therefore, the two groups of patients were divided into TCM treatment group (EG) and Western medicine treatment group (CG). There was no significant difference in baseline data such as age, body mass index, clinical classification, marriage, and child-bearing history between the two groups (