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Fatigue item confirmatory factor analysis model comparisons (N = 532)
| Model | NPARM | Log-Lik | Chi-Sq | Chi-Diff | p value | AIC | BIC |
|---|---|---|---|---|---|---|---|
| 1 Factor | 465 | −45122.6 | 90245.3 | 91175.3 | 93162.2 | ||
| 2 Factor | 466 | −43853.0 | 87706.0 | 2539.3 | 1.0E-207 | 88638.0 | 90629.2 |
| 4 Factor | 471 | −43819.0 | 87638.1 | 67.9 | 2.8E-13 | 88580.1 | 90592.6 |
NPARM number of independent parameters, Log-Lik log likelihood, Chi-Sq Chi-squared, Chi-Diff Chi-squared difference, AIC Akaike information criterion, BIC Bayesian information criterion
