Association of the Timing of Pregnancy With Survival in Women With Breast Cancer.

ABSTRACT:

Importance

Increasing numbers of women experience pregnancy around the time of, or after, a diagnosis of breast cancer. Understanding the effect of pregnancy on survival in women with breast cancer will help in the counseling and treatment of these women.

Objective

To compare the overall survival of women diagnosed with breast cancer during pregnancy or in the postpartum period with that of women who had breast cancer but did not become pregnant.

Design, setting, and participants

This population-based, retrospective cohort study linked health administrative databases in Ontario, Canada, comprising 7553 women aged 20 to 45 years at the time of diagnosis with invasive breast cancer, from January 1, 2003, to December 31, 2014.

Exposures

Any pregnancy in the period

SUBMITTER: Iqbal J 

PROVIDER: S-EPMC5824205 | biostudies-literature | 2017 May

REPOSITORIES: biostudies-literature