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Medicine and Health Sciences Commons

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Public Health Education and Promotion

University of South Carolina

Faculty Publications

2019

Mammography

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Full-Text Articles in Medicine and Health Sciences

Impact Of Removing Cost Sharing Under The Affordable Care Act (Aca) On Mammography And Pap Test Use, Abeer Alharbi, M. Mahmud Khan, Ronnie Horner, Heather M. Brandt, Cole Garrett Chapman Apr 2019

Impact Of Removing Cost Sharing Under The Affordable Care Act (Aca) On Mammography And Pap Test Use, Abeer Alharbi, M. Mahmud Khan, Ronnie Horner, Heather M. Brandt, Cole Garrett Chapman

Faculty Publications

Background The Affordable Care Act (ACA) required private insurers and Medicare to cover recommended preventive services without any cost sharing to improve utilization of these services. This study is an attempt to identify the impact of removing cost sharing on mammography and pap test utilization rates.

Methods Counterfactual analysis was used to predict what would have been the screening rates in post-ACA if ACA was not there. This was done by estimating a model that examines determinants of dependent variable for the pre-ACA year (pre-ACA year is 2009). The estimated model was then used to predict the dependent variable for …


Impact Of Medicaid Coverage Expansion Under The Affordable Care Act On Mammography And Pap Tests Utilization Among Low-Income Women, Abeer G. Alharbi, M. Mahmud Khan, Ronnie Horner, Heather M. Brandt, Cole Garrett Chapman Apr 2019

Impact Of Medicaid Coverage Expansion Under The Affordable Care Act On Mammography And Pap Tests Utilization Among Low-Income Women, Abeer G. Alharbi, M. Mahmud Khan, Ronnie Horner, Heather M. Brandt, Cole Garrett Chapman

Faculty Publications

Introduction The Affordable Care Act (ACA) expanded the coverage of Medicaid to include entire population with income below 138% of federal poverty line. It remains unclear whether this policy change has improved access to and utilization of health care, particularly use of mammography and Pap tests among poor women.

Methods We used a difference-in-difference (DID) design to estimate the impact of Medicaid expansion on mammography and Pap tests utilization among low-income women. Expansion states are the treatment group and non-expansion states are the control group. The years 2012–13 are the pre-expansion period and 2015–16 are the post-expansion period for the …