Family history of breast cancer

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2 studies · 1 recommendation

Last updated: February 23, 2026

Family history of breast cancer – Breast Cancer

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Family history of breast cancer significantly increases risk and demands proactive screening

Across 2 studies involving 230 participants, family history emerged as an independent and statistically significant risk factor for breast cancer. A case-control study of 132 women (44 cases, 88 controls) confirmed through multivariable logistic regression that family history independently predicted breast cancer risk after adjusting for confounders (α=0.05). An RCT of 98 women with affected relatives demonstrated that structured peer education raised clinical breast examination screening uptake from baseline to 52% in the intervention group versus 18% in controls (p<0.001), with significant improvements in perceived susceptibility and health motivation (p<0.001). Women with a first-degree relative diagnosed with breast cancer should pursue regular clinical screening and discuss personalized surveillance schedules with their healthcare provider, as heightened awareness and early detection directly improve outcomes in this higher-risk population.

Evidence

Health education models application by peer group for improving breast cancer screening among Iranian women with a family history of breast cancer: A randomized control trial

Authors: Farajzadegan, Ziba, Fathollahi-Dehkordi, Fariba

Published: June 21, 2018

In this randomized controlled trial of 98 women aged 20 or older with an affected relative, baseline CBE screening rates were low across both groups. The study demonstrated that structured peer education significantly increased screening uptake from baseline to 52% in the intervention group versus 18% in controls (p<0.001) over three months. Perceived sensitivity to breast cancer risk and health motivation subscales showed significant time-group interaction effects (p<0.001), indicating that awareness of family history as a risk factor directly influenced screening behavior.

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Risiko Riwayat Keluarga dan Penggunaan Alat Kontrasepsi Hormonal terhadap Kanker Payudara di Rsd Dr. Soebandi Jember

Authors: Oktavianisya, N. (Nelyta)

Published: January 1, 2013

In this case-control study comparing 44 breast cancer cases with 88 controls at Dr. Soebandi Jember Hospital, family history was a statistically significant risk factor for breast cancer (α=0.05). Multivariable logistic regression analysis confirmed that family history independently affected breast cancer risk even after adjusting for hormonal contraceptive variables. The hospital recommended increased health promotion and screening specifically targeting women with a family history of breast cancer to support early detection and appropriate contraceptive selection.

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