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Table 7 Confirmatory factor analysis model fit

From: Psychometric properties of EURO-D, a geriatric depression scale: a cross-cultural validation study

 

Two factor solution

One factor solution

 

Model 1

Model 2

Model 3

Model 4

Model 5

 

Unconstrained

Constrained

Unconstrained (excluding Nigeria)

Constrained (excluding Nigeria)

Constrained (excluding Nigeria)

X2

7594.7

9148.1

6314.6

7438.6

13760.2

DF

387

459

344

407

422

AIC

8008.7

9418.1

6682.6

7680.6

13972.2

TLI

0.77

0.77

0.79

0.79

0.62

RMSEA

0.03

0.03

0.03

0.03

0.04

Model comparison

2 vs 1

4 vs 3

5 vs 4

X2 change

1553.4

1124.0

6321.6

DF change

72

63

15

X2 change/DF change

21.6

17.8

421.4

  1. DF = Degrees of freedom.
  2. AIC = Akaike Information Criterion.
  3. TLI = Tucker-Lewis Index.
  4. RMSEA = Root mean Square Error Approximation.