Associations of ginseng and G. lucidum use with total QOL and domain QOL scores assessed at 36 months after cancer diagnosis stratified by baseline total QOL score, Shanghai Breast Cancer Survival Study, China, 2002–2008.

Note: Abbreviations: CI, confidence interval; QOL, quality of life.aObtained from multiple linear regression models adjusted for age at diagnosis, educational level, income, marital status, exercise participation, tea consumption, menopausal status, menopausal symptoms, comorbidity, body mass index (BMI), vitamin supplement use, traditional Chinese medicine (TCM) use, TNM stage, type of surgery, chemotherapy, radiotherapy, tamoxifen use , ER/PR status, and recurrence/metastasis. Participants who never reported having regularly used ginseng or G. lucidum on all three surveys served as the reference.