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. Author manuscript; available in PMC: 2017 Jul 1.
Published in final edited form as: J Abnorm Child Psychol. 2016 Jul;44(5):937–947. doi: 10.1007/s10802-015-0088-6

Table 3.

Model fitting results for autistic-like traits and affective problems at age 2 and age 3.

Fit of model compared to saturated modela
 Difference in fit of
modelsb
Model −2LL df χ 2 Δ df p AIC Δ χ 2 Δ df p
Saturated 11010.859 2338
Full 11097.563 2388 86.704 50 <.001 −13.296
Reduced 11107.291 2395 96.432 57 <.001 −17.568 9.728 7 .205

Note. −2LL= log likelihood statistic; df= degrees of freedom; χ 2= chi-square fit statistic; AIC= Akaike’s information criterion.

a

Overall fit of the model determined by the difference in -2LL of the model and that of a saturated model.

b

Relative fit of the model determined by the χ 2 difference (Δχ2) between full model and reduced model, in which all nonsignificant paths were dropped.