Perceived and objective breast cancer risk assessment in Chilean women living in an underserved area

Abstract

Background: Breast cancer is the most frequently diagnosed malignancy among Chilean women and an increasingly significant public health threat. This study assessed the accuracy of breast cancer risk perception among underserved, Chilean women. Methods: Women aged 50 to 70 years, with no mammogram during the last 2 years, were randomly selected from a community clinic registry in Santiago, Chile (n = 500). Perceived risk was measured using three methods: absolute risk, comparative risk, and numerical risk. Risk comprehension was measured by comparing women's perceived and objective risk estimates. Multivariate logistic regression was used to assess overestimation of perceived risk. Results: W..