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Table 2 Comparisons of model fit for the PaSS-24

From: Measuring the paradox of self-stigma: psychometric properties of a brief scale

Model χ2 Df P value RMSEA 90% C.I. for RMSEA CFI TLI Robust Chi-Square difference test
Calibration (N = 101)
 (a) One-factor model 963.118 252 < .001 0.167 0.156–0.178 0.728 0.702  
 (b) Three-factor model 416.229 249 < .001 0.082 0.068–0.095 0.936 0.929  
 (a) vs (b)         Δχ2 = 145.130, Δdf = 3, p < .001
Cross validation (N = 101)
 (a) One-factor model 809.874 252 < .001 0.148 0.137–0.160 0.547 0.504  
 (b) Three-factor model 379.037 249 < .001 0.072 0.057–0.086 0.894 0.883  
 (a) vs (b)         Δχ2 = 111.816, Δdf = 3, p < .001
Total sample (N = 202)
 (a) One-factor model 1579.617 252 <.001 0.161 0.154–0.169 0.649 0.616  
 (b) Three-factor model 480.489 249 < .001 0.068 0.059–0.077 0.939 0.932  
 (a) vs (b)         Δχ2 = 238.534, Δdf = 3, p < .001
  1. df degree of freedom, RMSEA Root Mean Square Error of Approximation, C.I. Confidence Interval, CFI Comparative Fit Index, TLI Tucker–Lewis Index
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