Survey Reveals Confusion Over Mammogram Screening Guidelines

Recent findings from a nationally representative survey conducted by the Annenberg Public Policy Center highlight ongoing confusion among the U.S. population regarding the appropriate age to begin mammogram screening for women at average risk of breast cancer. Mammograms are crucial tools in early cancer detection, often identifying the disease before symptoms manifest and significantly reducing mortality. However, disparities persist in public understanding of current guidelines.

According to the survey, which sampled over 1,600 adults in April 2025, nearly half (49%) correctly recognize that women at average risk should start mammogram screenings every other year from age 40. Despite this, a substantial portion of respondents hold incorrect beliefs; 10% think screening should start at age 20, 21% at age 30, and 8% believe it should begin at age 50. Additionally, around 11% remain unsure of the recommended starting age.

This confusion stems partly from the changing medical guidelines over recent years. While the U.S. Preventive Services Task Force (USPSTF) updated its recommendation in April 2024 to advise women aged 40 to 74 to have mammograms every two years, other organizations, like the American Cancer Society, suggest individual women may opt to start annual screenings at age 40, with some variations in the recommended frequency. These conflicting messages contribute to public misunderstanding.

The survey also reveals that awareness varies among age groups. Women aged 40–49 have the highest awareness, with 72% knowing the correct starting age. In contrast, only about 37% of women aged 18–29 are aware of the appropriate age, with many of younger women mistakenly believing screening should start at age 30 or 50. Some younger women are also unsure, which indicates a need for clearer communication about screening guidelines.

Given these findings, health education efforts should prioritize clarifying the recommended ages for mammogram screenings to ensure women are well-informed and can make timely, evidence-based decisions about their health. Accurate public understanding is essential for optimizing early detection and improving breast cancer outcomes.

Source: https://medicalxpress.com/news/2025-07-survey-mammogram-guidelines.html