Table 1. Various risk assessment models and the factors considered in assessing the risk of breast cancer.

Gail model	Claus model	BRCAPRO model	Tyrer–Cuzick model	BOADICEA model
Age of the person Age at menarche Age at first live birth Breast biopsies (AH) Family history -First-degree relatives	Age of the person Age at menarche Age at first live birth Family history -First-degree relatives -Second-degree relatives	Age of the person Family history -First-degree relatives -Second-degree relatives -Third-degree relatives -Age at onset of breast cancer -Bilateral breast cancer -Ovarian cancer -Male breast cancer	Age of the person Body mass index Age at menarche Age at first live birth Age at menopause Hormone replacement therapy use Breast biopsies (ADH, LCIS) Family history -First-degree relatives -Second-degree relatives -Age at onset of breast cancer -Bilateral breast cancer -Ovarian cancer	Age of the person Family history -First-degree relatives -Second-degree relatives -Third-degree relatives -Age at onset of breast cancer -Bilateral breast cancer -Ovarian cancer -Male breast cancer

AH, atypical hyperplasia; LCIS, lobular carcinoma in situ; BOADICEA, breast and ovarian analysis of disease incidence and carrier estimation algorithm.