Table 2 Confirmatory Factor Analysis of the FES for all measurement models

M1: One − factor model

152.995

14

10.928

0.862

0.880

0.880

0.178

0.576

233.531

M2: Alternative one-factor model with 3 correlated pairs of residuals

49.795

11

4.527

0.955

0.966

0.929

0.106

0.267

147.588

M3: Two-factor model

46.051

13

3.542

0.960

0.971

0.972

0.090

0.242

132.339

M4: Alternative two-factor model with 1 correlated pair of residuals

26.073

12

2.173

0.978

0.988

0.988

0.061

0.185

118.114