Multiple dimensions of health locus of control in a representative population sample: ordinal factor analysis and cross-validation of an existing three and a new four factor model

Table 3 Fit values of analysed models representing constructs of health locus of control

	Model 1¹	Model 2²	Model 3³	Model 4⁴
SB-scaled chi-square ⁵	6,399	3,154	1,595	1,419
p-value	< 0.001	< 0.001	< 0.001	< 0.001
Degrees of freedom	170	169	167	164
Normed chi-square ⁶	37.64	18.66	9.55	8.65
RMSEA ⁷	0.136	0.095	0.066	0.062
Confidence interval (90%)	0.134-0.139	0.092-0.098	0.063-0.069	0.059-0.065
p-value (RMSEA < 0.05)	< 0.001	< 0.001	< 0.001	< 0.001
CFI ⁸	0.701	0.857	0.931	0.940
SRMR ⁹	0.137	0.096	0.075	0.071

¹ Model with one general latent variable;
² Model with latent variables Internality and Externality;
³ Model with latent variables Internality, Externality powerful Others and Chance;
⁴ Model with latent variables Internality, Formal Help, Informal Help and Chance;
⁵ Satorra Bentler scaled chi-square developed by Satorra and Bentler (1994) [56];
⁶ Ratio of SB-scaled chi-square and degrees of freedom proposed by Jöreskog (1969) [57];
⁷ Root mean square error of approximation developed by Steiger (1990) [60];
⁸ Comparative fit index developed by Bentler (1990) [62];
⁹ Standardised root mean residual developed by Bentler (1995) [61].

ISSN: 1471-2288