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. Author manuscript; available in PMC: 2015 Nov 1.
Published in final edited form as: J Am Acad Child Adolesc Psychiatry. 2014 Sep 3;53(11):1206–1215. doi: 10.1016/j.jaac.2014.08.006

Table 2.

Growth Curve Model Fit Statistics.

Model 1:
No Difference 		Model 2:
Means 		Model 3:
Var/Covar 		Model 4:
Patterns 		Model 5:
Residuals
Free parameters 25 27 30 49 50
AIC 7,638.5 7,642.1 7,645.2 7,652.6 7,651.0
BIC 7,734.3 7,745.6 7,760.2 7,840.3 7,842.6
RMSEA 0.181 0.181 0.182 0.185 0.185
Log-likelihood H0 −3,794.2 −3,794.1 −3,792.6 −3,777.3 −3,775.5
χ2 test value 3,131.8 3,131.4 3,128.5 3,097.9 3,094.4

Note: Model statistics for each model tested. χ2 analyses indicated that Model 5 was the only model that fit better than Model 1 (p = .05). AIC = Akaike Information Criteria; BIC = Bayesian Information Criteria; Covar = covariance; RMSEA: Root Mean Square Error of Approximation; var = variance.