Psychometric Properties of Sensory Processing and Self-Regulation Checklist (SPSRC)

Table 3

Comparison of the scale scores of SPSRC checklist categories between typically developing children and children with ASD.

Scale		ASD ()		Typical development ()		p
		Mean	SD	Mean	SD
Ability	Part 1: self-regulation ability
	A. Physiological	43.1	5.4	46.1	5.0	<0.001
	B. Social/cognitive/emotional	43.4	6.7	52.0	6.6	<0.001
	C. Facing changes or challenges	45.2	7.8	50.2	5.9	<0.001
	Part 2: sensory processing ability
	A. Auditory	60.9	8.1	67.6	6.3	<0.001
	B. Visual	53.7	7.1	59.2	4.9	<0.001
	C. Tactile	76.9	9.9	85.3	8.0	<0.001
	D. Taste and smell	52.1	7.5	59.2	5.3	<0.001
	E. Vestibular	70.2	9.7	77.5	8.3	<0.001
	F. Proprioceptive	51.5	10.4	60.6	8.5	<0.001
Aspect	Part 1: self-regulation ability	131.7	16.1	148.3	13.8	<0.001
	Part 2: sensory processing ability	365.3	44.6	409.3	33.4	<0.001
Overall ability	Part 1 + Part 2: sensory processing and self-regulation abilities	497.0	57.7	557.6	39.9	<0.001
Latent factor	Part 1: self-regulation ability
	1. Emotional regulation, facing challenges	38.7	7.1	42.7	5.7	<0.001
	2. Emotional regulation, facing changes	36.5	6.4	43.9	6.0	<0.001
	3. Physiological regularity and response to soothing	32.5	4.5	35.4	4.9	<0.001
	4. Autonomic activity	24.0	3.4	26.2	2.7	<0.001
	Part 2: sensory processing ability
	1. Sensory-seeking behavior	127.6	20.8	146.5	17.6	<0.001
	2. Sensory underresponsivity	95.0	13.8	108.2	8.8	<0.001
	3. Sensory overresponsivity	121.2	14.4	130.8	11.7	<0.001
	4. Stability of sensory responsivity	21.5	5.0	23.9	4.8	0.002