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Related Experiment Video

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A Psychophysics Paradigm for the Collection and Analysis of Similarity Judgments

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Quantifying Radiology Residents' Learning Curves in Report Writing Performance Through Report Comparison and Jaccard

Jan Vosshenrich¹, Carina Guntli¹, Joshy Cyriac¹

¹From the Department of Radiology, University Hospital Basel, Petersgraben 4, 4031 Basel, Switzerland.

|September 24, 2024

Summary

The Jaccard index effectively quantifies radiology resident report writing improvement over time. This objective tool shows significant learning gains in report quality throughout residency training.

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Area of Science:

Medical Education
Radiology
Health Informatics

Background:

Report writing is a crucial residency skill, but objective performance assessment tools are lacking.
This study addresses the need for quantitative methods to track progress in radiology resident report writing.

Purpose of the Study:

To evaluate the Jaccard index's utility in objectively measuring learning curves in radiology resident report writing.
To determine if Jaccard similarity scores can illustrate performance progression throughout residency.

Main Methods:

Retrospective analysis of 246,984 radiology reports from 53 residents over five years.
Scoring reports using the Jaccard similarity coefficient to quantify edits between draft/preliminary and final reports.
Statistical comparison of Jaccard similarity across residency years, divisions, and modalities.

Main Results:

Mean Jaccard similarity for preliminary reports increased by 6% from the 1st to 5th year of residency (0.86 to 0.92).
Draft report Jaccard similarity showed a 14% increase over the five-year program (0.68 to 0.82).
Strong correlations were found between resident experience and report similarity across all analyses.

Conclusions:

Radiology resident report writing performance demonstrably improves with experience.
The Jaccard index serves as an effective, objective tool for evaluating resident training progress and guiding educational interventions.
Quantifiable improvements highlight the Jaccard index's value in radiology residency education.