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Table 1 Response rates and characteristics of responses in various clerkships in the voluntary group

From: Voluntary vs. compulsory student evaluation of clerkships: effect on validity and potential bias

 

IM N = 49

Surgery N = 49

Pediatrics N = 49

Ob-Gyn N = 49

PC N = 49

Neurology N = 49

Psychiatry N = 49

All N = 343

P

Response Rate [N (%)]

31(63.3%)

28(57.1%)

23(46.9%)

22(44.9%)

30(61.2%)

30(61.2%)

28(57.1%)

192(56.0%)

NS

Average Ratinga Mean (SD)

53.77(7.92)

49.70(7.93)

55.83(7.90)

56.60(6.59)

55.33(8.88)

49.86(9.92)

52.33(8.92)

53.19(8.69)

0.01

Presence of Comments [N (%)]

8(25.8%)

8(28.6%)

6(26.1%)

2(9.1%)

4(13.3%)

10(33.3%)

6(21.4%)

44(22.9%)

0.36

Aggregate grades of respondents Mean (SD)

77.51(4.49)

79.50(2.93)

79.26(4.16)

80.11(3.79)

77.96(4.88)

78.26(4.32)

84.60(4.03)

79.53(4.09)

0.25

  1. Abbreviations: IM Internal Medicine, Ob-Gyn Obstetrics and Gynecology, PC Primary Care
  2. aClerkship rating corresponded to the sum of items ratings per student per clerkship (maximum rating that can be obtained is 65). All values were averaged