Table 5.

Regression analysis of RRBs with demographic and developmental variables.

RSMB
Step 1	B	SE	B	p
Age	−0.001	0.003	−0.031	0.638
Sex	−0.201	0.070	−0.191	0.005**
SES	−0.000	0.000	−0.127	0.058
R 2	0.058
Step 2
Age	−0.002	0.003	−0.042	0.589
Sex	−0.243	0.070	−0.231	0.001**
SES	−0.000	0.000	−0.108	0.100
BPVS	−0.001	0.003	−0.020	0.779
Lucid Verbal	−0.000	0.003	−0.010	0.889
Lucid Non-Verbal	−0.001	0.002	−0.021	0.790
SCARED	−0.010	0.002	−0.282	<0.001**
R 2	0.136
IS
Step 1	B	SE	B	p
Age	−0.003	0.003	−0.058	0.386
Sex	−0.175	0.079	−0.147	0.028*
SES	−0.000	0.000	−0.182	0.007**
R 2	0.064
Step 2
Age	−0.003	0.003	−0.061	0.412
Sex	−0.219	0.075	−0.184	0.004**
SES	−0.000	0.000	−0.167	0.007**
BPVS	−0.003	0.003	−0.073	0.285
Lucid Verbal	−0.006	0.003	−0.145	0.034*
Lucid Non-Verbal	−0.001	0.002	−0.034	0.652
SCARED	−0.015	0.002	−0.394	<0.001**
R 2	−0.232

Note: *p < 0.05, **p < 0.01. RSMB, repetitive sensory motor behaviors; IS, insistence on sameness; BPVS, British Picture Vocabulary Scale; SCARED, Screen for Anxiety Related Emotional Disorders.