Open Access

Erratum: Evaluating a grading change at UCSD school of medicine: pass/fail grading is associated with decreased performance on preclinical exams but unchanged performance on USMLE step 1 scores

  • Susan GR McDuff1,
  • DeForest McDuff2,
  • Jennifer A Farace1,
  • Carolyn J Kelly1,
  • Maria C Savoia1 and
  • Jess Mandel1Email author
BMC Medical Education201515:114

https://doi.org/10.1186/s12909-015-0341-2

Received: 4 March 2015

Accepted: 4 March 2015

Published: 4 July 2015

The original article was published in BMC Medical Education 2014 14:127

Erratum

After publication of [1], it emerged that a number of errors were introduced during typesetting affecting Table 1. The table can be viewed here as the authors originally intended.
Table 1

Demographic characteristics

Description

H/P/F Grading

P/F Grading

Total

t‐ test

Mean

 

SD

Mean

 

SD

Mean

 

SD

t‐ sta.s.c

 

p--‐ value

Number

 

243

  

117

  

360

  

-

 

Sex (0 = Male, 1 = Female)

0.492

 

0.501

0.479

 

0.502

0.487

 

0.501

0.232

 

0.816

Age

23.34

 

3.10

22.94

 

2.76

23.21

 

2.99

1.192

 

0.234

In-state applicant (0 = No, 1 = Yes)

0.923

 

0.267

0.910

 

0.288

0.919

 

0.273

0.427

 

0.669

MCAT: Biological sciences

11.62

 

1.40

11.70

 

1.47

11.65

 

1.42

0.489

 

0.625

MCAT: Physical sciences

11.31

 

1.88

11.58

 

1.74

11.39

 

1.84

1.308

 

0.192

MCAT: Verbal

10.16

 

1.69

10.16

 

1.72

10.16

 

1.70

0.009

 

0.993

MCAT: Total

33.09

 

3.79

33.41

 

3.72

33.18

 

3.76

0.752

 

0.453

Medical school - First year exams

83.93

 

5.21

84.66

 

5.32

84.17

 

5.25

1.231

 

0.219

Medical school - Second year exams

82.28

 

5.17

81.41

 

4.93

82.00

 

5.10

1.518

 

0.130

USMLE - Step 1 score

229.95

 

18.86

231.72

 

18.01

230.54

 

18.57

0.844

 

0.399

Major: Biology

0.560

 

-

0.709

 

-

0.608

 

-

-

 

-

Major: Chemistry

0.165

 

-

0.145

 

-

0.158

 

-

-

 

-

Major: MECS

0.165

 

-

0.051

 

-

0.128

 

-

-

 

-

Major: Non-Science

0.074

 

-

0.085

 

-

0.078

 

-

-

 

-

Major: Missing

0.037

 

-

0.009

 

-

0.028

 

-

-

 

-

Notes and sources:

Medical school exams represent the average exam score across a common set of exams.

MECS stands for mathematical, engineering, & computer sciences.

Mapping from undergraduate major to undergraduate major category are provided in Appendix 1.

Notes

Authors’ Affiliations

(1)
University of California, San Diego School of Medicine
(2)
Quant Economics, Inc.

References

  1. McDuff SGR et al. Evaluating a grading change at UCSD school of medicine: pass/fail grading is associated with decreased performance on preclinical exams but unchanged performance on USMLE step 1 scores. BMC Medical Education. 2014;14:127.View ArticleGoogle Scholar

Copyright

© McDuff et al. 2015

This article is published under license to BioMed Central Ltd. This is an Open Access article distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/by/4.0), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly credited. The Creative Commons Public Domain Dedication waiver (http://creativecommons.org/publicdomain/zero/1.0/) applies to the data made available in this article, unless otherwise stated.

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