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Assessing the Relationship between Radiology Department Research Funding and Institutional Community Inclusion and

Antonio R Lopez1, Priscilla J Slanetz1, Anand Narayan1

  • 1From Drexel University College of Medicine, Philadelphia, Pa (A.R.L.); Department of Radiology, Boston Medical Center, Boston, Mass (P.J.S.); Boston University Chobanian & Avedisian School of Medicine, Boston, Mass (P.J.S.); Department of Radiology, University of Wisconsin School of Medicine and Public Health, Madison, Wis (A.N.); Department of Radiology, Denver Health, 777 Bannock St, Denver, CO 80204 (N.T.T., R.C.M.); Department of Biostatistics and Informatics, Colorado School of Public Health, University of Colorado Anschutz Medical Campus, Aurora, Colo (A.R.P.); Departments of Pediatric Plastic & Reconstructive Surgery and Neurosurgery, Children's Hospital Colorado, Aurora, Colo (A.R.P.); and Departments of Pediatrics, Surgery, and Biomedical Informatics, School of Medicine, University of Colorado Anschutz Medical Campus, Aurora, Colo (A.R.P.).

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Summary

Radiology departments receiving more National Institutes of Health (NIH) funding showed lower inclusivity for minority, low-income, and less educated patients. This suggests NIH funding may not align with serving diverse or underserved populations.

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Area of Science:

  • Health Services Research
  • Radiology
  • Health Equity

Background:

  • Disparities in healthcare access and clinical research inclusion persist for marginalized populations.
  • Limited research exists on the funding of institutions serving historically underserved groups.
  • Understanding research funding's impact on institutional inclusivity is crucial for health equity.

Purpose of the Study:

  • To investigate the association between National Institutes of Health (NIH) research funding in radiology departments and hospital inclusivity and community benefit rankings.
  • To assess if higher NIH funding correlates with serving diverse patient populations, as measured by the Lown Institute Hospitals Index.

Main Methods:

  • Retrospective analysis of radiology departments receiving NIH funding between 2017-2021.
  • Examination of 2021 Lown Institute Hospitals Index data for inclusivity (patient demographics vs. community) and community benefit metrics.
  • Statistical analysis using linear regression and Pearson correlation to determine relationships between funding and inclusivity/benefit.

Main Results:

  • A significant negative correlation was found between NIH radiology funding and inclusivity for racial/ethnic minorities (r = -0.34, P < .001), low-income patients (r = -0.44, P < .001), and patients with lower education levels (r = -0.46, P < .001).
  • No significant correlation was observed between NIH funding and charity care spending, community investment, or Medicaid revenue proportion.
  • Seventy-five radiology departments receiving NIH funding from $195,000 to $216,879,079 were included in the study.

Conclusions:

  • Radiology departments with higher NIH research funding demonstrated lower representation of minority, low-income, and less educated patient populations.
  • Findings suggest a potential disconnect between NIH research funding priorities and the inclusivity goals for serving diverse and underserved communities.
  • Further research is needed to understand the mechanisms driving this observed negative correlation and to promote equitable research participation.