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. Author manuscript; available in PMC: 2014 Apr 1.
Published in final edited form as: J Autism Dev Disord. 2013 Apr;43(4):761–774. doi: 10.1007/s10803-012-1605-x

Table 5.

Repeated measures analysis of covariance for positive parenting during structured and unstructured activities at age 3, 4, and 5 years, covarying mother’s education and child behavior problems.

Structured Activities
Source df SS MS F Eta
Between subjects
 Mother’s Education 1 202.23 202.23 23.98*** .35
 Behavior Problems 1 19.88 19.88 2.36 .10
 Diagnosis Group 4 17.71 4.43 0.52 .10
 Error 176 1484.00 8.43
Within subjects
 Time 2 5.55 2.77 1.39 .10
 Time × Diagnosis 8 46.53 5.82 2.92** .24
 Error 354 701.15 2.00
Unstructured Activity
Source df SS MS F η2
Between subjects
 Mother’s Education 1 265.01 265.01 17.98*** .30
 Behavior Problems 1 120.03 120.03 8.15** .20
 Diagnosis Group 4 165.83 41.46 2.81* .24
 Error 177 2608.05 14.74
Within subjects
 Time 2 11.31 5.66 1.23 .10
 Time × Diagnosis 8 86.11 10.76 2.38* .22
 Error 354 1604.21 4.53
*

p < .05.

**

p < .01.

***

p < .001.