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Letters to the Editor|Articles in Press

In Response to: There is No Optimal Case Count for Passing the ABR Exam

Published:February 28, 2023DOI:https://doi.org/10.1016/j.acra.2023.01.034
      We appreciate the work that Drs. Gunderman and Gunderman have done in their letter (
      • Gunderman PFR
      • Gunderman DG
      There is no optimal case count for passing the ABR exam.
      ) to the editor regarding a potential correction to our article “Correlation Between Radiology ACGME Case Logs Values and ABR Core Exam Pass Rate (
      • Nickerson JP
      • Koski C
      • Anderson JC
      • et al.
      Correlation between radiology ACGME case logs values and ABR core exam pass rate.
      ).” The authors of the letter make two broad claims. First, that our effect analysis does not match our reported coefficients. Second, that our modeling strategy is inappropriate for the data. We agree that the author successfully identifies a flaw in our reporting of our data, but we defend our choice of modeling strategy for these data (Table 1).
      Table 1Linear and Linear Quadratic Models of the Relationship Between Pass Rate and Studies Interpreted
      Independent Variables Model 1 Model 2
      Scans read (in thousands) 0.046 (0.000047) 0.35
      p < 0.05; standard errors in parentheses.


      (0.17)
      Scans read (in thousands) Squared -0.00017
      p < 0.1; standard errors in parentheses.


      (0.0000093)
      Intercept 1.92
      p < 0.01.


      0.39
      0.72

      (0.76)
      N 1147 1147
      low asterisk p < 0.1; standard errors in parentheses.
      low asterisklow asterisk p < 0.05; standard errors in parentheses.
      low asterisklow asterisklow asterisk p < 0.01.
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      References

        • Gunderman PFR
        • Gunderman DG
        There is no optimal case count for passing the ABR exam.
        Acad Radiol. 2023; 30
        • Nickerson JP
        • Koski C
        • Anderson JC
        • et al.
        Correlation between radiology ACGME case logs values and ABR core exam pass rate.
        Acad Radiol. 2020; 27 (Epub 2019 Nov 4): 269-273https://doi.org/10.1016/j.acra.2019.10.004
        • Armstrong RA.
        When to use the Bonferroni correction.
        Ophthalmic Physiol Opt. 2014; 34 (Epub 2014 Apr 2.): 502-508https://doi.org/10.1111/opo.12131
      1. Perrett, J., & Mundfrom, D. (Eds.) Bonferroni procedure encyclopedia of research design 2010 (vols. 1-0). SAGE Publications, Inc., https://dx.doi.org/10.4135/9781412961288

      2. ACGME Program Requirements for Graduate Medical Education in Diagnostic Radiology. ACGME-approved focused revision: June 12, 2022; effective July 1, 2022. Available at:https://www.acgme.org/globalassets/pfassets/programrequirements/420_diagnosticradiology_2022v2.pdf. Accessed January 25, 2023.