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Table 5 Test-retest reliability. Results of t-test for Time 1 and Time 2 scores across three samples

From: Confirmatory factor analysis and examination of the psychometric properties of the eating beliefs questionnaire

 

EBQ Total Score

Mean (SD)

Negative Beliefs

Mean (SD)

Positive Beliefs

Mean (SD)

 

T1

T2

t

p

T1

T2

t

p

T1

T2

t

p

Students (2wks)

n = 35

35.83 (14.18)

35.00 (13.24)

.76

.45

15.66 (6.55)

15.57 (6.58)

.17

.87

20.17 (8.61)

19.43 (8.04)

.95

.35

BN (6wks)

n = 16

52.44 (10.66)

52.31 (8.37)

.06

.95

24.44 (5.29)

24.19 (5.69)

.16

.87

28.00 (7.80)

28.13 (5.82)

−.10

.92

BED (10wks)

n = 12

57.92 (11.02)

59.41 (9.31)

−.82

.43

25.41 (5.21)

24.67 (4.85)

.72

.49

32.50 (9.69)

34.75 (6.36)

−1.01

.33

  1. T1 Time 1 / Pre scores, T2 Time 2 / Post scores