TABLE 5.

Bivariate correlations between clinical symptoms and sensory dysfunction among preschool children with autism spectrum disorder (above the bold diagonal) and other developmental disabilities (below the bold diagonal) in the Study to Explore Early Development Phases 1–3.

	Sensory diagnosis	Unusual sensory interests	Negative response to noise	Idiosyncratic response to certain stimuli	Adaptive delays	Anxiety problems	Attention deficits/hyperactivity	Sleep problems
Sensory diagnosis	1.00	0.08*	0.08*	0.12*	−0.07	0.16*	0.09*	0.13*
Unusual sensory interests	0.18*	1.00	0.08*	0.06	0.12*	0.06*	0.11*	0.11*
Negative response to noise	0.18*	0.23*	1.00	0.18*	0.01	0.12*	0.05	0.06
Idiosyncratic response to certain stimuli	0.14*	0.14*	0.30*	1.00	0.02	0.19*	0.08*	0.09*
Adaptive delays	−0.05	0.12*	−0.06	−0.07	1.00	0.04	0.12*	0.05
Anxiety problems	0.11*	0.15*	0.20*	0.19*	0.05	1.00	0.28*	0.35*
Attention deficits/hyperactivity	0.12*	0.20*	0.09	0.08	0.12*	0.39*	1.00	0.30*
Sleep problems	0.10*	0.18*	0.21*	0.16*	0.09*	0.45*	0.34*	1.00

^*p < 0.01; correlations of <0.30 were considered subtle, and correlations ≥0.30 were considered moderate.