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Figure 1 | Breast Cancer Research

Figure 1

From: A case–control analysis of oral contraceptive use and breast cancer subtypes in the African American Breast Cancer Epidemiology and Risk Consortium

Figure 1

Results from meta-analysis of oral contraceptive recency and duration in relation to breast cancer subtype. Odds ratios and 95% confidence intervals from the full model by study and from a random-effects meta-analysis for oral contraceptive (OC) recency in relation to ER+ (A) and ER– (B) breast cancer and OC duration in relation to ER+ (C) and ER– (D) breast cancer. BWHS, Black Women’s Health Study; CBCS, Carolina Breast Cancer Study; ER, estrogen receptor; WCHS, Women’s Circle of Health Study.

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