SLPOtherAutism : the international journal of research and practice2025

How do parents scaffold their autistic children's bilingual language interactions in everyday settings?

Shana R Cohen, Alison Wishard Guerra, María José Aragón and 2 others

PMID 40882675

WHAT IT FOUND

In five Spanish-English homes, mothers used more complex Spanish and mixed-language talk, and children produced longer utterances, more words, varied vocabulary, and talk about non-present events.

Key findings

01Mothers used more Spanish than English, and their Spanish utterances were longer and more varied than their English utterances.

02Mothers used more varied Spanish during family mealtimes and more mixed-language talk during transportation than during reading or homework.

03Maternal language practices were linked to child language production: varied Spanish was linked to more varied child vocabulary; mixed-language talk and acknowledging or extending were linked to longer child utterances; acknowledging or extending was linked to more child words per minute; and amount of talk, varied Spanish, mixed-language talk, and acknowledging or extending were linked to more child talk about non-present events.

STILL TO COME

How it was doneWhat they foundWhat it means for SLPs

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What it does not show

Only five families took part, all Mexican-heritage Spanish-speaking mothers of autistic boys, so the findings cannot be generalized widely. There was no comparison group, such as monolingual families, and families chose which activities and how much to record, which produced uneven sampling. The study examined spoken language only, not gestures, body positioning, or other forms of communication that may matter for autistic children. The utterance definition was conservative, which may have underestimated children's mean length of utterance. The design was observational, so it reports associations in home talk, not effects of therapy.

Declared interests

The Yankelovich Center at UC San Diego funded the work. The authors declared no potential conflicts of interest.

The easy way to misread this

Do not read these associations as proof that parent scaffolding or home-language use improves autistic children's language. The study included five families, had no comparison group, and measured natural talk, so it cannot show treatment effects.

Summarised by AI from the full paper, without a clinician reviewing it. Check it against the source before it changes what you do. Read it on PubMed →