Impact of Teaching Intensity and Sociodemographic Characteristics on CMS Hospital Compare Quality Ratings
In July 2016, the Centers for Medicare & Medicaid Services (CMS) released “Hospital Compare” ratings for 3576 U.S. hospitals to help consumers compare hospitals’ quality of care, which was distilled into a single overall rating between 1 and 5 stars based on 57 process- and outcomes-based clinical measures.1,2 A recent publication found differences in overall ratings by characteristics including a hospital’s teaching status.3 Professional groups (e.g., the American Hospital Association) have expressed concern that the current ratings scheme unfairly penalizes teaching hospitals, especially those serving low-income and otherwise disadvantaged patient populations.4
Our objective was to build a statistical model that adjusted for a more complete set of covariates than previous studies to analyze discrepancies in Hospital Compare ratings between teaching and non-teaching hospitals. Informed by previous findings, we attempted to more fully capture key aspects of an academic...
KEY WORDShealth services research quality assessment Medicare sociodemographic factors risk adjustment
Wenshuai Wan, MD received funding during the research project from a Ruth L. Kirschstein National Research Service Award (T32).
Compliance with Ethical Standards
Conflict of Interest
The authors declare that they do not have a conflict of interest.
- 1.Centers for Medicare & Medicaid Services. CMS Releases First Ever Hospital Compare Star Ratings. 2015 Apr 16. Available at: http://www.cms.gov/newsroom/mediareleasedatabase/press-releases/2015-press-releases-items/2015-04-16.html. Accessed 21 March 2018.
- 2.Centers for Medicare & Medicaid Services. First Release of the Overall Hospital Quality Star Rating on Hospital Compare. 2016 Jul 27. Available at: http://www.cms.gov/Newsroom/MediaReleaseDatabase/Fact-sheets/2016-Fact-sheets-items/2016-07-27.html. Accessed 21 March 2018.
- 4.Pollack R. Statement on Centers for Medicare and Medicaid Services (CMS) overall hospital star ratings. 2016 Jul 27. Available at: http://www.aha.org/presscenter/pressrel/2016/160727-pr-starratings2.shtml. Accessed 21 March 2018.