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Table 2 PCAT aggregate student and educator ratings

From: A comparative analysis of student, educator, and simulated parent ratings of video-recorded medical student consultations in pediatrics

Group

Number of students

Student rating mean (sd)

Educator rating

Mean (sd)

p-value

(paired t-test)

Student ratings compared to educator ratings

Correlation coefficient (Pearson)

p-value

(significance of correlation)

     

% above

% equal

% below

  

Overall

127

76.4 (10.6)

76.8 (9)

0.654

64 (50%)

4 (3%)

59 (46%)

0.30

 < 0.001

Q1 < 25

32

73.1 (9.7)

65.4 (4.9)

 < 0.001*

25 (78%)

2 (6%)

5 (16%)

0.18

0.324

Q2 25 − 50

32

72.8 (12.5)

74.5 (1.9)

0.425

16 (50%)

1 (3%)

15 (47%)

0.30

0.095

Q3 > 50 − 75

32

78.9 (8.7)

79.6 (1.6)

0.654

15 (47%)

1 (3%)

16 (50%)

0.15

0.413

Q4 > 75

31

80.8 (9.2)

88.2 (4.5)

 < 0.001*

8 (26%)

0 (0%)

23 (74%)

 − 0.14

0.452

Incomplete

17

N/A

74.8 (8.8)

N/A

N/A

N/A

N/A

N/A

N/A

  1. Aggregate rating: sum of the items (15 items on PCAT)
  2. Mean and standard deviation (sd) used for aggregate scores
  3. Q1, Q2, Q3, and Q4, student quartiles based on educator ratings
  4. Paired t-test — comparison of means
  5. * Significant at the p < 0.05 level
  6. Correlation measure, Pearson correlation coefficient
  7. Significance of correlation, test if correlation significantly different from 0
  8. Incomplete, observations where student did not complete their own rating