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Radiologists in rank: Comparison across subspecialties
David M Yousem1, Mahla Radmard1, Rohini Nadgir1
1Russell H. Morgan Department of Radiology and Radiological Science, Johns Hopkins University School of Medicine, Baltimore, MD, USA.
Current Problems in Diagnostic Radiology
|April 9, 2026
Summary
Academic rank advancement in radiology varies by subspecialty. Publication metrics, particularly the h-index, are stronger predictors of promotion than seniority, with pediatric radiology faculty facing higher hurdles.
Area of Science:
- Radiology
- Academic Medicine
- Medical Education
Background:
- Academic rank progression is crucial for career development in medicine.
- Understanding factors influencing promotion across radiology subspecialties is essential for equitable advancement.
Purpose of the Study:
- To analyze academic rank patterns among radiologists in eight subspecialties.
- To determine if promotion correlates more strongly with bibliometric productivity or seniority.
Main Methods:
- Collected faculty data from 6,836 academic radiologists across eight subspecialties.
- Utilized linear regression and matched comparisons to assess academic age and bibliometrics (h-index, publications, citations) impact on rank attainment.
Main Results:
- Significant variations in full professor rates were observed across subspecialties (13.9% in Breast Imaging to 37.7% in Nuclear Medicine/Molecular Imaging).
- Bibliometric metrics, especially the h-index, were the strongest predictors of rank attainment (R² = 14.3%-37.6%).
- Pediatric (Peds) and Breast (BI) imaging subspecialties showed lower advancement rates compared to others, with Peds faculty facing persistent disadvantages.
Conclusions:
- Publication metrics are more influential than seniority for academic rank advancement in radiology.
- Pediatric radiology faculty encounter disproportionately high bibliometric thresholds for promotion.
- Subspecialty-specific benchmarks are needed for equitable faculty advancement in radiology.
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