Retrospective Analysis of Long-term Impact of COVID-19 Pandemic on Mammographic Breast Cancer Screening.

ABSTRACT:

Objective

To determine whether the initial decrease in mammographic breast cancer screening (MBCS) rates with the corona virus disease of 2019 (COVID-19) pandemic persisted in the postpandemic times and quantify the impact of health care disparities.

Patients and methods

This retrospective study analyzed data from March 1, 2017 to March 31, 2023 to assess annual MBCS among eligible women (40-75 years) in the Mayo Clinic system. The study period was divided into 4 phases: pre-COVID-19 (2017-2020), early pandemic (2020-2021), mid-pandemic (2021-2022), and late pandemic (2022-2023). Mixed-effects poisson regression estimated incidence rate ratios (IRR), and difference-in-differences assessed temporal trends.

Results

The cohort included 239,804 women with a median age of

SUBMITTER: Prasad DK 

PROVIDER: S-EPMC12723126 | biostudies-literature | 2026 Feb

REPOSITORIES: biostudies-literature