Table 2.

Comparison of Factors Considered in Gail and Tyrer-Cuzick Risk Predictive Models

Gail Model	Tyrer-Cuzick Model
Patient age	Patient age
Age at menarche	Age at menarche
Age at first live birth	Age at first live birth
No. of first-degree relatives with breast cancer	First-, second-, or third-degree relatives with breast or ovarian cancer
No. of previous breast biopsies
Breast biopsy with atypical hyperplasia	Breast biopsy with atypical hyperplasia
	Menopausal status
	Age at menopause
	Body mass index
	Hormone replacement therapy use history