Fig. 2From: A catchment and location-allocation analysis of mammography access in Delaware, US: implications for disparities in geographic access to breast cancer screeningResults of the location-allocation analysis using the demand specifications for a all women per the U.S. Preventive Services Task Force mammography screening guideline, b all women per the U.S. Preventive Services Task Force mammography screening guideline plus biennial screening in Black women starting at age 40, and c all women per the American College of Radiology mammography screening guideline. Existing sites in Delaware and ZIP code adjacent locations in Pennsylvania and Maryland are shown as black/green circles. The numbered circles indicate where 1, 3, and 5 additional sites should be placed based on demand. These numbers are cumulativeBack to article page