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ABSTRACT: Purpose
The coronavirus disease 2019 (COVID-19) outbreak has significantly impacted the diagnosis and treatment of breast cancer. Our study investigated the change in diagnosis and treatment of breast cancer with the progress of COVID-19 pandemic.Materials and methods
The study group comprised 6,514 recently diagnosed breast cancer patients between January 1, 2019, and February 28, 2021. The patients were divided into two groups: pre-COVID-19 period (3,182; January 2019 to December 2019) and COVID-19 pandemic period (3,332; January 2020 to February 2021). Clinicopathological information related to the first treatment after breast cancer diagnosis was retrospectively collected and analyzed in the two groups.Results
Among the 6,514 breast cancer patients, 3,182 were i
SUBMITTER: Lee EG
PROVIDER: S-EPMC10582530 | biostudies-literature | 2023 Oct
REPOSITORIES: biostudies-literature