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. Author manuscript; available in PMC: 2015 Aug 1.
Published in final edited form as: Psychol Health Med. 2013 Oct 3;19(4):420–432. doi: 10.1080/13548506.2013.841965

Table 3. Model fit of Basic Multiple Group Growth Curve Models.

χ2 df RMSEA 90%CI CFI TLI Δχ2df
Single group analysis
AIDS orphans 5.24 2 .05 .00-.10 .99 .98
Vulnerable children 2.13 2 .01 .00-.09 1.00 1.00
Comparison children 6.12 2 .07 .01-.14 .95 .93

Multiple group analysis
M1 Unconstrained 13.49 6 .05 .01-.08 .98 .97
M2 Constrained (L) 16.11 8 .04 .01-.07 .98 .98 2.62/2
M3 Constrained (L, Means of I S) 97.73 12 .12 .09-.14 .79 .84 81.62/4***
M4 Constrained (L, Means of I S, Variances of I S) 116.12 16 .11 .09-.13 .75 .86 18.39/4**
M5 Constrained (L, Means of I S, Variances of I S, γ) 134.36 18 .11 .09-.13 .71 .86 18.24/2***
M6 Constrained (L, Means of I S, Variances of I S, γ, errors) 142.43 20 .11 .09-.12 .70 .86 8.07/2*