PGR and neoplasm: Among the Black women in the study, there was a reduced hazard of death for those who attended religious services on holidays only (HR = 0.46, CI: 0.28–0.76), once per week (HR = 0.48, CI: 0.29–0.80), more than once per week (HR = 0.43, CI: 0.25–0.72) compared to those who did not attend religious meetings/services adjusting for age at diagnosis, time from cohort enrollment to diagnosis, income, education, marital status, insurance, HER2, tumor ER status, and tumor PR status.