Psychometric properties and measurement invariance of the Rigid and Flexible Persistence Scale in a Brazilian professional sample

Psicologia: Reflexão e Crítica

Psychology: Research and Review

Table 2 Invariance models

Models	χ² (df)	CFI	TLI	RMSEA	90% CI	ΔCFI	ΔTLI	ΔRMSEA
Invariance across genders
Configural invariance	84.526 (38)	.985	.979	.078	.056–.100
Metric invariance	95.169 (44)	.984	.980	.076	.055–.097	− .001	.001	− .002
Scalar invariance	144.936 (82)	.980	.987	.062	.045–.078	− .004	.007	− .014
Invariance across work conditions (in person and remote)
Configural invariance	98.686 (38)	.982	.974	.090	.068–.112
Metric invariance	107.790 (44)	.981	.976	.085	.065–.106	− .001	.002	− .005
Scalar invariance	142.863 (82)	.982	.982	.071	.044–.078	.001	.006	− .014

χ² Chi-squared, df Degrees of freedom, CFI Comparative fit index, TLI Tucker–Lewis index, RMSEA Root mean square error of approximation, CI Confidence interval, Δ The difference between more restrict and reference model