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Table 4 Confirmatory factor analysis fit statistics for each of the four models

From: Construct validity and factor structure of the Kessler-10 in South Africa

Model

χ2

df

P

CFI

TLI

RMSEA

Model 1

1826.57

35

 < 0.001

0.79

0.72

0.14

Model 2

463.45

32

 < 0.001

0.95

0.93

0.07

Model 3

1577.63

34

 < 0.001

0.82

0.76

0.13

Model 4

166.99

29

 < 0.001

0.97

0.95

0.06

  1. Model 1, unidimensional structure. Model 2, unidimensional structure with correlated errors. Model 3, two-factor depression/anxiety structure. Model 4, four-factor model from EFA. Abbreviations: CFI, comparative fit index; χ2, chi-square statistic; df, degree of freedom; P, significance level; RMSEA, root mean square error of approximation; TLI, Tucker–Lewis fit index