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Comparing Accuracy of Night Radiology Interpretations for Pediatric Trauma: Radiology Residents Versus Attending
Alice M Martino1, Eric O Yeates1, Areg Grigorian1
1Department of Surgery, University of California Irvine Medical Center, Orange, CA, USA.
The American Surgeon
|April 24, 2024
Summary
Radiology residents interpreting pediatric trauma CT scans showed similar accuracy to attending teleradiologists but with faster interpretation times. However, residents had a higher discrepancy rate for pediatric trauma compared to adult cases, suggesting a need for specialized training.
Area of Science:
- Radiology
- Pediatric Imaging
- Trauma Care
Background:
- Overnight radiology coverage for pediatric trauma patients (PTPs) relies on radiology residents (RRs) and/or attending teleradiologists (ATs).
- The comparative accuracy of RRs versus ATs in interpreting PTP computed tomography (CT) scans has not been previously investigated.
Purpose of the Study:
- To compare the interpretation accuracy and time to interpretation (TTI) of RRs versus ATs for PTP CT scans.
- To evaluate RR and AT accuracy for PTPs against a previously studied adult cohort.
Main Methods:
- Retrospective analysis of PTP CT scans (<18 years) from March 2019 to May 2020.
- Comparison of RR and AT interpretations using the RADPEER scoring system for accuracy.
- Analysis included TTI and discrepancy rates (major, missed findings, overcalls).
Main Results:
- RRs and ATs demonstrated similar discrepancy rates (13.3% vs 13.3%), major discrepancies (4.4% vs 4.4%), missed findings (9.6% vs 12.6%), and overcalls (3.7% vs 0.7%) for PTPs (P > .05).
- Mean TTI was significantly shorter for RRs (55.9 minutes) compared to ATs (90.4 minutes) (P < .001).
- RRs showed a higher discrepancy rate for PTPs (13.3%) than for adult interpretations (7.5%) (P = .01), while ATs had similar rates for PTPs and adults (13.3% vs 8.9%, P = .07).
Conclusions:
- Radiology residents achieve similar accuracy to attending teleradiologists in interpreting PTP CT scans, with a faster TTI.
- The increased discrepancy rate for RRs in PTPs compared to adult interpretations highlights a need for enhanced, specialized training for both RRs and ATs in pediatric trauma imaging.

