1. Mode of detection matters: Differences in screen-detected versus symptomatic breast cancers
- Author
-
Anna Starikov, Anthony Blackburn, Connie Moying Lu, Elizabeth Kagan Arleo, Katerina Dodelzon, Elizabeth Reznik, Esther Cheng, Gulce Askin, Julie Kim, and Arpita Bose
- Subjects
medicine.medical_specialty ,Chemotherapy ,business.industry ,medicine.medical_treatment ,Lumpectomy ,Breast Neoplasms ,Histology ,Retrospective cohort study ,Disease ,medicine.disease ,Gastroenterology ,Exact test ,Breast cancer ,Internal medicine ,medicine ,Humans ,Mass Screening ,Female ,Radiology, Nuclear Medicine and imaging ,Stage (cooking) ,business ,Early Detection of Cancer ,Mammography ,Retrospective Studies - Abstract
OBJECTIVE Although extensive analyses evaluating screening mammography for breast cancer have been published, some utilized databases do not distinguish between modes of detection, which confounds the conclusions made about the impact of screening mammography. METHODS A retrospective cohort study of women at our institution with pathologically-proven breast cancer from January 2015 to April 2018 was conducted. Subjects were categorized by their mode of diagnosis: screening or non-screening. Patient demographics, tumor characteristics, and treatments were compared between detection methods using Wilcoxon rank-sum test for continuous variables and chi-squared or Fisher's exact test. RESULTS 1026 breast cancers were analyzed. 80.8% of screen-detected breast cancers were invasive. Compared to symptomatically detected cancers, screen-detected were smaller (median size 8 mm vs. 15 mm, p
- Published
- 2021
- Full Text
- View/download PDF