. Author manuscript; available in PMC: 2011 Jan 1.

Published in final edited form as: Am J Intellect Dev Disabil. 2010 Jan 11;115(4):307–326. doi: 10.1352/1944-7558-115.4.307

Table 8.

Hierarchical Regression Predicting ADI-R Restricted Interests and Repetitive Behaviors Domain Current Total Score

	B	SE B	β	semipartial
Step 1
Constant	4.67	.55
FMRP	− 4.14	1.96	− .32^*	− .32
Step 2
Constant	8.28	1.69
FMRP	− .54	2.46	− .04	− .03
Nonverbal IQ	− .08	.04	− .42^*	− .32

Note: R² = .10 for Step 1, ΔR² = .10 for Step 2.

p<.05

**p<.01