Table 3.

Associations between specific communication-related comorbid conditions and childhood apraxia of speech (CAS) severity.

Comorbidity group a	Severity group
	Mild	Moderate	Severe	Total N
Cognitive impairment	43	12**	170**	225
No cognitive impairment	40	23	87	150
Receptive language impairment	44**	24	205**	273
No receptive language impairment	39	11	52	102
Nonspeech apraxia	18**	11	119**	148
No nonspeech apraxia	65	24	138	227
ASD	24	12	90	126
No ASD	159	23	67	249

Note. ASD = autism spectrum disorder.

^a The number of children with each comorbid condition who are in each severity group is reported here; see text for percentages.

^** p < .001 between children with CAS + listed comorbidity and children with CAS but without that comorbidity.