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Table 8 Models’ comparison for invariance tests for URS for sociocultural level invariance (joining samples 2 and 3, N = 1084)

From: Factorial validity and measurement invariance of the uncertainty response scale

Invariance levelDefinitionModelχ2dfΔ χ2Δ dfpCFIRMSEAΔ CFIΔ RMSEAΔ SRMR
Configural invarianceSame factor structureM11717.985807   .92.032   
Metric invarianceSame factor structure and factor loadingsM2-M11777.09785159.11144.064.92.032− .0020.001
Scalar invarianceSame factor structure, factor loadings, and interceptsM3-M21876.51090199.41350< .001.92.032− .0040.000
Error variance invarianceSame factor structure, factor loadings, and error variancesM4-M31888.24391311.73412.467.92.0310− .001.007
Structural invarianceSame factor structure, factor loadings, error variances, and factors’ covarianceM5-M42001.239969112.99656< .001.91.031− .0050.001
  1. χ2 Chi-square, df degrees of freedom, Δ χ2 difference between model’s χ2, Δ df difference between models’ df, p p value, CFI comparative fit index, RMSEA root mean square error of approximation, Δ CFI difference between model’s CFI’s, Δ RMSEA difference between model’s RMSEA, Δ SRMR difference between model’s standardized root mean square residuals, M1 to M5 models tested