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. Author manuscript; available in PMC: 2012 Oct 1.
Published in final edited form as: J Autism Dev Disord. 2011 Oct;41(10):1397–1410. doi: 10.1007/s10803-010-1166-9

Table 2. Unstandardized coefficients from multilevel growth models of rates of change before high school exit and rates of change after exit in the mother–child relationship.

Mother–child positive affect (n = 168) Subjective burden (n = 170) Warmth (n = 166)



Coefficient SE Coefficient SE Coefficient SE
Before adding within-persons covariates
 Initial status intercept (Random) 23.30** .28 36.87** .69 3.08** .09
 Slope prior to high school exit (Random) .27** .06 −.58** .15 .06* .02
 Change in slope after high school exit (Random) −.22 .12 .52* .26 −.12** .04
After adding within-persons covariates
 Initial status intercept (Random) 23.65** .30 35.26** .65 3.12** .10
 Slope prior to high school exit (Random) .20** .06 −.30* .12 .04 .02
 Change in slope after high school exit (Random) −.25* .11 .67** .22 −.13** .04
 Maladaptive behaviors (Fixed) −.09** .01 .36** .04 −.03** .00
 Lives outside parental home (Fixed) .73 .39 −3.70** .93 −.03 .12
*

p < .05,

**

p < .01