Fig. 3

Associations of patient, tumor, and treatment characteristics with adherence to adjuvant endocrine therapy among 4,353 Danish premenopausal breast cancer patients diagnosed 2002–2011. Exposure reference groups were set to groups with the highest number of cohort members. Abbreviations OR, odds ratio; CI, confidence interval. Each model’s adjustment factors were directed by Directed Acyclic Graphs (Additional file 1: S2). ^aAssociations not adjusted for any covariates. ^bAssociations adjusted for age, Charlson Comorbidity Index score, household income, and cohabitation status. ^cAssociations adjusted for age. ^dAssociations adjusted for age, Charlson Comorbidity Index score, and cancer stage at diagnosis. ^eAssociations adjusted for age, Charlson Comorbidity Index score, cancer stage at diagnosis, and cohabitation status