Conversational topic maintenance and related cognitive abilities in autistic versus neurotypical children.
Kirsten Abbot-Smith, Danielle Matthews, Colin Bannard and 4 others
PMID 39431626WHAT IT FOUND
Verbally fluent autistic children showed relative difficulties with conversation, but also striking similarities to neurotypical peers.
Theory of mind and working memory predicted conversational skill in both groups, suggesting these cognitive abilities support conversation regardless of diagnosis.
Key findings
01In Study 1, neurotypical children showed lower rates of non-contingent (off-topic) responses and generic minimal responses than autistic children, but higher rates of non-verbal responses.
02Autistic children gave topic-supporting responses to 62% of conversation probes, indicating they can often maintain a conversation topic despite relative difficulties.
03Theory of mind and working memory were significant predictors of conversational topic maintenance in both neurotypical (Study 2) and autistic (Study 3) children.
STILL TO COME
How it was doneWhat they foundWhat it means for SLPs
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What it does not show
Sample sizes were small for regression analyses, particularly in Study 3. Study 1 used pre-planned probes rather than naturalistic conversation. NHS ethics restrictions in Study 3 prevented video recording, so non-verbal responses could not be coded. Some cognitive measures relied on single tests. Participants were all verbally fluent and within normal range for non-verbal reasoning, limiting generalizability to non-speaking or intellectually disabled autistic children.
Declared interests
Funded by Kent Health, a School of Psychology Seed Fund, and a PhD scholarship. No commercial conflicts declared.
The easy way to misread this
Do not assume that conversational difficulties in autistic children are solely due to a lack of social motivation or understanding. The study shows that cognitive factors like working memory and theory of mind, which are also relevant for neurotypical children, play a significant role. Furthermore, the finding that autistic children supported topics in 62% of probes suggests capability, not just deficit.