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Speech & Language

Speech Therapy

Moderate Evidence80 linked studiesCompare with another

What is Speech Therapy?

Professional support for communication and language development.

Evidence Summary

Research on speech therapy for autism involves 80 studies with varying quality levels. Most evidence is limited or emerging, with only 3 studies showing strong support. About 15 studies suggest moderate findings. Speech therapy remains an area where more rigorous research is needed to clarify effectiveness and which individuals might benefit most. Current evidence doesn't conclusively establish outcomes for all autistic people.

Evidence last reviewed: 9 June 2026

Linked Studies (50)

Emerging

Developmental changes in audio-visual speech integration during the first year of life in infants at elevated and typical likelihood of autism.

PloS one2026

Capelli Elena, Cassa Maddalena Irma, Riboldi Elena Maria et al.

Plain-English summary

Researchers studied how babies at higher and typical risk for autism learn to watch faces during speech in their first year. Most babies naturally shift from looking at eyes to looking at mouths as they develop. However, babies at higher autism risk showed delayed patterns in this shift. Those later showing autism signs had even flatter development patterns. These early differences in how babies process speech might be early signs that could affect communication development.

Summary by AutismInsights from published abstract.

EmergingCase Report

The Diagnostic and Therapeutic Challenges of Schaaf-Yang Syndrome: A Brazilian Case Report.

Journal of child neurology2026

Dos Santos Hanna Moraes, Valente Laiza Marcelly Vieira, Dos Santos Reny Wane Vieira et al.

Plain-English summary

This study reports on a 4-year-old Brazilian girl with Schaaf-Yang syndrome, an extremely rare condition that affects brain development. She had low muscle tone, delayed development, and facial differences. Genetic testing at age 2 confirmed the diagnosis. She also has autism. With a team approach including doctors, speech therapy, and psychology support, she showed significant improvements in movement, talking, memory, and learning.

Summary by AutismInsights from published abstract.

Emerging

Understanding Autism through the Eyes of Nurses: a Cross-Sectional Study.

Brain and behavior2026

Albloushi Monirah, Alghamdi Reem Saeed, Alqahtani Mona

Plain-English summary

A study of 180 nurses in Saudi Arabia found mixed knowledge about autism. Most nurses recognized obvious signs like avoiding eye contact and social difficulties, but many had concerning misconceptions. One-third believed 'cold parenting' causes autism, and nearly half thought children can outgrow autism. Many didn't know autism signs appear before age 3. While nurses supported speech therapy and special education, they weren't familiar with proven treatments like Applied Behavior Analysis. The study shows nurses need better autism training.

Summary by AutismInsights from published abstract.

Emerging

Vocabulary of Autistic Preschool Children With Limited Language: Alignment With Early Word Inventories.

Autism research : official journal of the International Society for Autism Research2026

Kong Eunji, Jiang Yitong, Crain Marina et al.

Plain-English summary

Researchers studied 66 preschoolers with autism who use very few words (under 20). They found most children communicated through speech, gestures, or both. Children mainly used spoken words to comment and pointing to request things. Surprisingly, the words these children used didn't match well with standard early vocabulary lists, suggesting they may need more personalized word choices based on their own interests and experiences.

Summary by AutismInsights from published abstract.

Emerging

Rethinking Prosody Production in Autism: Nuanced Insights From Individual Differences and Network Analysis Approaches.

Journal of speech, language, and hearing research : JSLHR2026

Liu Talia, Davison Kelsey E, Kershenbaum Ayelet M et al.

Plain-English summary

Researchers studied how 66 autistic and non-autistic children speak, focusing on voice patterns like pitch and speed. While autistic children showed some differences (higher pitch variation, slower speech), when researchers looked at individual patterns, they found three different groups that included both autistic and non-autistic children. This suggests there's no single 'autistic voice' - instead, autistic children have diverse speaking patterns, just like everyone else.

Summary by AutismInsights from published abstract.

Emerging

Disfluencies as a Window into Pragmatic Skills in Russian-Hebrew Bilingual Autistic and Non-Autistic Children.

Journal of autism and developmental disorders2026

Beradze Marianna, Meir Natalia

Plain-English summary

Researchers studied how bilingual autistic and non-autistic children pause, repeat words, and correct themselves while speaking in Russian and Hebrew. Surprisingly, autistic children had fewer speech interruptions overall and were more consistent across both languages, while non-autistic children varied more between languages. This is the first study to look at these speech patterns in bilingual autistic children.

Summary by AutismInsights from published abstract.

Emerging

Associations between symptom severity in autism and functional neuroimaging measures of audiovisual speech perception.

NeuroImage. Clinical2026

Ross Lars A, Molholm Sophie, Foxe John J

Plain-English summary

This study looked at how well autistic people combine what they hear and see when understanding speech in noisy environments. Researchers found that autistic individuals with more severe symptoms had more difficulty using lip-reading to help understand speech. Brain scans showed these individuals had less activity in brain areas that normally combine hearing and vision. This suggests specific challenges with processing multiple senses together rather than hearing problems alone.

Summary by AutismInsights from published abstract.

Emerging

Perception and Production of Pitch Information in Mandarin-Speaking Children with Autism Spectrum Disorders.

Journal of autism and developmental disorders2026

Ma Wen, Dai Xuequn, Zhang Hao

Plain-English summary

This study looked at how children with autism who speak Mandarin (Chinese) process different pitch sounds compared to other children. While children with autism had some difficulties with pitch processing, they were actually better at understanding meaningful pitch changes (like in Chinese words) than meaningless pitch sounds. This is different from what researchers usually see in English-speaking children with autism. The findings suggest that speech therapy approaches may need to be different for children who speak tonal languages like Mandarin.

Summary by AutismInsights from published abstract.

Emerging

Economic Burden of Developmental Disorder Treatment in Korea and Various Overseas Policies: A Study on the Reinforcement for National Assistance.

Journal of Korean medical science2026

Kim Hayeon, Han Dong-Gyun, Kim Hee-Sun et al.

Plain-English summary

A Korean study found that families with children who have developmental disorders face significant financial stress. Most children started treatment between ages 2-4, mainly using speech and sensory therapy. Over 70% of parents reported high financial burden, while professionals said current government support is inadequate. This creates a gap between what treatments are recommended and what families can actually access.

Summary by AutismInsights from published abstract.

EmergingCase Report

Ethnographic Perspectives of Unreliable, Minimal and Non-Speaking Autism Associated With Apraxia.

OTJR : occupation, participation and health2026

Damiao John, Damiao Galilee, Polanco Jonathan et al.

Plain-English summary

This study looked at three autistic people who have difficulty speaking. It suggests that problems with muscle control (apraxia) might be the main reason they can't speak well, not because they can't think clearly. The research shows that these individuals are intelligent but need different ways to communicate. The study calls for better support systems that don't judge intelligence based on speech alone.

Summary by AutismInsights from published abstract.

Emerging

Adults with Autism Spectrum Disorder Demonstrate Increased Disfluency in Spontaneous Speech but Not in Reading.

International journal of language & communication disorders2026

Gaever Marie Van, Eggers Kurt

Plain-English summary

Researchers studied how adults with autism speak compared to people without autism. They found that autistic adults had more speech interruptions and hesitations when speaking freely, but not when reading aloud. This might happen because speaking freely requires more social and thinking skills at the same time, while reading gives a structure to follow. These speech differences could affect how others understand and interact with autistic adults.

Summary by AutismInsights from published abstract.

EmergingCase Report

Evidence of maternal inheritance of Nizon-Isidor syndrome in an individual with GAMT and TNFRSF13B sequence variants.

Journal of human genetics2026

Dutta Dibyendu, Black Jennifer, Macaya Daniela et al.

Plain-English summary

This study looked at a rare genetic condition called Nizon-Isidor syndrome that affects brain development. Previously, doctors thought this condition was always caused by new genetic changes that weren't inherited from parents. However, this research found the first case where a child inherited the genetic change from their mother. The child had developmental delays, intellectual disability, autism, and speech problems. This discovery is important because it shows the condition can be passed down from parents and may affect family members differently.

Summary by AutismInsights from published abstract.

Emerging

Developmental and Psychiatric Conditions Among 5-7 Year Old Children with Non-persistent and Persistent Autism.

Journal of autism and developmental disorders2026

Harstad Elizabeth, Golden Maya, Sideridis Georgios et al.

Plain-English summary

This study followed children diagnosed with autism as toddlers to see how they were doing at school age (5-7 years). About 63% still had autism, while 37% no longer met the criteria. The most common additional challenges were ADHD, speech problems, and intellectual disability. Children who still had autism were much more likely to have other conditions. Even children who no longer had autism showed higher rates of ADHD than typical children. This suggests all children need ongoing support and monitoring.

Summary by AutismInsights from published abstract.

EmergingReview

Many Moving Parts: A Motor-Based Perspective on Developmental Speech and Language Research in Neurodevelopmental Disorders.

Journal of speech, language, and hearing research : JSLHR2026

Maffei Marc F, Iverson Jana M

Plain-English summary

This review looks at how movement skills (like running, using hands, and mouth movements) relate to speech and language development in children with autism and language disorders. While we know these movement skills affect language development, researchers usually study them separately. The authors suggest combining all types of movement research could help us better predict which children might have language difficulties.

Summary by AutismInsights from published abstract.

EmergingObservational

Perception of pragmatic skills by speech therapists and parents of children with autism spectrum disorder.

CoDAS2026

Borges Marcos Henrique, Guimarães Valeriana de Castro, Fernandes Fernanda Dreux Miranda et al.

Plain-English summary

Researchers compared how speech therapists and parents view communication skills in 70 children with autism. While both groups mostly agreed on children's communication abilities, therapists saw some areas differently than parents, particularly in how well children respond to others and use communication effectively. This suggests parents and therapists generally have similar views about their child's communication progress.

Summary by AutismInsights from published abstract.

Emerging

Neurodevelopmental and Mental Health Diagnoses Among Pediatric Patients With Turner Syndrome: A PEDSnet Study.

American journal of medical genetics. Part A2026

Hutaff-Lee Christa, Jolliffe Morgan, Swenson Karli S et al.

Plain-English summary

This study looked at learning difficulties and mental health in over 2,000 children with Turner syndrome compared to typical children. Children with Turner syndrome were twice as likely to have learning challenges, especially with speech, movement, and attention. However, they didn't have higher rates of anxiety or depression than other children, which surprised researchers who wonder if these issues might be missed or appear differently in Turner syndrome.

Summary by AutismInsights from published abstract.

Emerging

Multidimensional Acoustic-Prosodic Quantification Framework Using Unscripted Speech for Autism Spectrum Disorder Identification.

Autism research : official journal of the International Society for Autism Research2026

Du Minghao, Shi Ping, Liu Zehao et al.

Plain-English summary

Researchers created a computer program that can help identify autism by analyzing how children speak during normal conversations. They studied 170 children aged 3-10 years and found that autistic children have different speech patterns - they speak less continuously, at different rates, and with different pitch and sound qualities. The program was 85% accurate at distinguishing autistic from non-autistic children. This could lead to easier autism screening without needing formal testing situations.

Summary by AutismInsights from published abstract.

EmergingSystematic Review

The use of Language ENvironment Analysis in autism research: A systematic review.

Autism : the international journal of research and practice2025

Putnam Orla C, Markfeld Jennifer E, Wright Sarah Towner et al.

Plain-English summary

This review looked at how researchers use LENA recording devices to study language in autistic children. LENA records speech in natural settings like homes. The study found 42 research projects using LENA with autistic children. Benefits include capturing real-world language and providing quick feedback to families. However, LENA isn't as accurate as human listeners at identifying who is speaking and doesn't provide detailed information about how language is used in context.

Summary by AutismInsights from published abstract.

EmergingMeta-Analysis

Large-scale genome-wide analyses of stuttering.

Nature genetics2025

Polikowsky Hannah G, Scartozzi Alyssa C, Shaw Douglas M et al.

Plain-English summary

Scientists studied the genes of over one million people to understand why stuttering runs in families. They found 57 specific genetic locations linked to stuttering. The research showed that stuttering shares some genetic similarities with autism, depression, and difficulty with musical rhythm. This is the largest study of stuttering genetics ever conducted and helps explain why some children are more likely to stutter than others.

Summary by AutismInsights from published abstract.

Emerging

Voice pitch and gender in autism.

Autism : the international journal of research and practice2025

Kissine Mikhail, Clin Elise

Plain-English summary

This study looked at voice pitch in autistic and non-autistic adults, making sure to include equal numbers of men and women. Previous research suggested autistic people have higher-pitched voices, but this study found the opposite pattern in women - autistic women actually had lower-pitched voices than non-autistic women, while autistic men had higher-pitched voices. The researchers think this might be because autistic people are less influenced by typical gender expectations about how their voice should sound.

Summary by AutismInsights from published abstract.

Emerging

The robustness of speech-like vocalization in typically developing infants and infants with autism.

Research in developmental disabilities2025

Oller D Kimbrough, Bene Edina R, Yoo Hyunjoo et al.

Plain-English summary

Researchers recorded babies' sounds throughout their first year of life. All babies - including those later diagnosed with autism - started making speech-like sounds at the same high rate (about 4-5 per minute). However, boys with autism showed a pattern where their vocalizations decreased over time, while typically developing children and girls with autism maintained steady rates. This suggests early vocal patterns might help identify autism earlier.

Summary by AutismInsights from published abstract.

Emerging

{"i":"FMR1","#text":"Prosodic Differences in Women with thePremutation: Subtle Expression of Autism-Related Phenotypes Through Speech."}

International journal of molecular sciences2025

Lau Joseph C Y, Guilfoyle Janna, Crawford Stephanie et al.

Plain-English summary

Researchers studied speech patterns in women who carry a genetic variation called the FMR1 premutation. They found these women had different speech rhythms and tones compared to others, similar to patterns seen in parents of autistic children. The differences were linked to the genetic variation but didn't affect how their brains processed speech sounds.

Summary by AutismInsights from published abstract.

Emerging

Utilization of special services among children and youth with special healthcare needs: A time-to-event analysis of the national survey of children's health data, 2016-2022.

Disability and health journal2025

Chowdhury Suman Kanti, Marshall Jennifer, Zgibor Janice et al.

Plain-English summary

This study looked at how many children with special needs receive therapies like speech, occupational, or physical therapy. Out of over 63,000 families surveyed, about 42% of children with special needs received these services. Children with Down syndrome (91%) and cerebral palsy (90%) were much more likely to receive services than children with autism (88%) or other conditions (34%). Boys, younger children (0-5 years), and families with consistent health insurance were more likely to access services.

Summary by AutismInsights from published abstract.

Emerging

Autistic Listeners Demonstrate Robust Lexically Guided Perceptual Learning.

Autism research : official journal of the International Society for Autism Research2025

Cummings Shawn N, Duda Brooke, Theodore Rachel M

Plain-English summary

Researchers tested whether autistic people process speech sounds differently than non-autistic people. Both groups listened to ambiguous sounds that could be heard as different letters (like 's' or 'sh') in different words. Both autistic and non-autistic listeners adapted their hearing in the same way, learning to interpret the sounds based on context. This suggests that basic speech processing abilities work similarly in autistic and non-autistic people.

Summary by AutismInsights from published abstract.

Emerging

Clarifying the developmental association between gesture and later vocabulary for autistic children.

Infant behavior & development2025

Wu Dennis, Moraglia Luke E, Ravi Shruthi et al.

Plain-English summary

Researchers studied how early gesturing relates to language development in young children (12-24 months). They found that typically developing children and at-risk children who didn't develop autism showed strong connections between early gestures and later vocabulary. However, children who later received autism diagnoses showed much weaker connections between gesturing and vocabulary development. This suggests that gestures may work differently as a language-learning tool for autistic children.

Summary by AutismInsights from published abstract.

Emerging

Foundations of Vocal Category Development in Autistic Infants.

Journal of autism and developmental disorders2025

Su Pumpki Lei, Yoo Hyunjoo, Ramsay Gordon et al.

Plain-English summary

Researchers studied how babies with and without autism develop their vocal sounds in the first year of life. They found that both groups of babies naturally group similar sounds together (like squeals and growls), which is an important step in learning to speak. This suggests that early vocal development follows similar patterns whether a child has autism or not. The way autistic babies organized their sounds didn't predict their later language skills or autism symptoms.

Summary by AutismInsights from published abstract.

Emerging

Evaluation of a medically coordinated care program in the management of autism.

L'Encephale2025

Schembri Elodie, Jouve Elisabeth, Poinso François et al.

Plain-English summary

This study looked at 20 children with autism receiving care through two different programs in France. One group attended a day hospital twice weekly, while the other received coordinated medical care with more frequent doctor visits and parent support. Both groups also had speech and movement therapy. After a year, children in both programs improved, with those in the coordinated care program showing slightly better results in reducing autism symptoms. This suggests coordinated care could be a good option when day hospital spaces aren't available.

Summary by AutismInsights from published abstract.

Emerging

Atypical Regional Accent in Autistic Children: A Perception Study.

Autism research : official journal of the International Society for Autism Research2025

Beccaria Federica, Gagliardi Gloria, Kissine Mikhail

Plain-English summary

Researchers found that autistic children in Italy don't develop the local accent of their region like other children do. Instead, their speech sounds more like the standard Italian used in cartoons and TV shows. This suggests autistic children might learn speech patterns more from screens than from talking with family and friends around them.

Summary by AutismInsights from published abstract.

Emerging

Brief Report: Atypical Temporal Sensitivity in Coarticulation in Autism: Evidence from Sibilant-Vowel Interaction in Cantonese.

Journal of autism and developmental disorders2025

Yu Alan C L, McAllister Robert, Mularoni Nicholas et al.

Plain-English summary

Researchers studied how autistic adults produce certain speech sounds in Cantonese compared to non-autistic adults. They found that autistic speakers don't adjust their speech sounds based on timing cues the way typical speakers do. This suggests autism affects not just the rhythm and melody of speech, but also how individual sounds connect together. This could help explain why autistic speech sometimes sounds different and may be important for speech therapy approaches.

Summary by AutismInsights from published abstract.

Emerging

Acoustic Exaggeration Enhances Speech Discrimination in Young Autistic Children.

Autism research : official journal of the International Society for Autism Research2025

Yu Luodi, Ban Lizhi, Yi Aiwen et al.

Plain-English summary

Researchers studied how exaggerated speech sounds affect brain responses in young autistic children with speech delays. They found that both autistic and non-autistic children could better tell apart speech sounds when they were exaggerated (like how adults naturally speak to babies). However, autistic children's brains processed these sounds differently, using both sides of the brain equally rather than favouring the left side like non-autistic children. This suggests that using exaggerated speech patterns could help autistic children learn speech sounds more effectively.

Summary by AutismInsights from published abstract.

Emerging

A Window into the Use of Post-diagnostic Services for Autism and Parents' Perspective on the Quality of Early Childhood Services Trajectory in a Canadian Province.

Journal of autism and developmental disorders2025

Rivard Mélina, Mello Catherine, Patel Shaneha et al.

Plain-English summary

This study looked at what parents thought about autism services after their child's diagnosis in Quebec, Canada. About 75% of families got some temporary services like speech therapy, which they felt okay about but found inconsistent. Even though all diagnosed children should get early behavioral intervention, 25% of families didn't receive it. Parents who did get this service were happy with it. The best part of all services was having good relationships with service providers.

Summary by AutismInsights from published abstract.

Emerging

An Autistic "Linguatype"? Neologisms, New Words, and New Insights.

Autism research : official journal of the International Society for Autism Research2025

Zane Emily, Luyster Rhiannon J

Plain-English summary

This study looks at how autistic people create new words (called neologisms). Instead of seeing this as a language problem, the researchers suggest it might actually show language strengths and creativity. They collected examples of new words created by autistic people and developed a way to study them. The authors believe this word creation could be a natural part of how autistic people use language.

Summary by AutismInsights from published abstract.

Emerging

{"i":"TBR1","#text":"Novelc.1303C>T Variant Led to Diagnosis of Intellectual Developmental Disorder with Autism and Speech Delay: Application of Comprehensive Family-Based Whole-Genome Analysis."}

Genes2025

Ćuk Mario, Unal Busra, Bagarić Matea et al.

Plain-English summary

Researchers studied a 7-year-old girl with autism features and speech delays. They found a new genetic change in the TBR1 gene that wasn't present in her parents. This genetic change causes a rare condition called IDDAS, which involves intellectual disability, speech problems, and autism features. This is the first time this specific genetic change has been reported, helping doctors better understand this rare condition.

Summary by AutismInsights from published abstract.

Emerging

Confirmation and expansion of the phenotype of the TCEAL1-related neurodevelopmental disorder.

European journal of human genetics : EJHG2024

Albuainain Fatimah, Shi Yuwei, Lor-Zade Sarah et al.

Plain-English summary

Researchers studied four people with a rare genetic condition called TCEAL1-related disorder. This condition causes developmental delays (especially with speech), learning difficulties, autism-like behaviors, low muscle tone, and walking problems. The study included two adults, which helped identify new symptoms that appear later in life: increased appetite, weight gain, and hormone problems. This information helps doctors better understand and counsel families affected by this rare condition.

Summary by AutismInsights from published abstract.

Emerging

Filled Pauses Produced by Autistic Adults Differ in Prosodic Realisation, but not Rate or Lexical Type.

Journal of autism and developmental disorders2024

Wehrle Simon, Grice Martine, Vogeley Kai

Plain-English summary

Researchers studied how autistic and non-autistic adults use 'filler words' like 'uh' and 'uhm' in conversation. They found both groups used these words at the same rate and preferred 'uhm' over 'uh' equally. However, autistic adults used different voice patterns when saying these filler words - they were less likely to use the typical flat tone that non-autistic people use. This is the first study to look at this aspect of speech in autistic adults.

Summary by AutismInsights from published abstract.

Emerging

Sensitivity to temporal synchrony and selective attention in audiovisual speech in infants at elevated likelihood for autism: A preliminary longitudinal study.

Infant behavior & development2024

Lozano Itziar, Belinchón Mercedes, Campos Ruth

Plain-English summary

Researchers studied how babies look at faces when people talk, comparing babies with autistic siblings to other babies. Both groups could tell when lip movements didn't match speech sounds by 12 months. However, babies with autistic siblings looked less at speakers' mouths at 12 months and didn't show the usual increase in mouth-looking that helps language development. This suggests early differences in how at-risk babies process speech.

Summary by AutismInsights from published abstract.

Emerging

Attenuated processing of vowels in the left temporal cortex predicts speech-in-noise perception deficit in children with autism.

Journal of neurodevelopmental disorders2024

Fadeev Kirill A, Romero Reyes Ilacai V, Goiaeva Dzerassa E et al.

Plain-English summary

This brain imaging study found that children with autism have differences in how their brains process vowel sounds, particularly in the left side of the brain. These brain differences were linked to difficulties understanding words when there's background noise that goes up and down (like in a busy restaurant). However, children with autism didn't have extra trouble with steady background noise. This helps explain why many children with autism struggle to follow conversations in noisy environments.

Summary by AutismInsights from published abstract.

EmergingMeta-Analysis

Differences between autistic and non-autistic individuals in audiovisual speech integration: A systematic review and meta-analysis.

Neuroscience and biobehavioral reviews2024

Jertberg Robert M, Wienicke Frederik J, Andruszkiewicz Krystian et al.

Plain-English summary

This research review looked at how autistic people process speech that they both hear and see (like watching someone's lips while they talk). Across 18 studies with 952 participants, autistic individuals had more difficulty combining what they heard and saw compared to non-autistic people. This difference might affect communication and social skills. The effect seemed stronger in children than adults, but more research with consistent methods is needed.

Summary by AutismInsights from published abstract.

Emerging

Associations between social anxiety, physiological reactivity, and speech disfluencies in autistic young adults and controls.

Journal of communication disorders2024

Pirinen Veera, Eggers Kurt, Dindar Katja et al.

Plain-English summary

Researchers studied how social anxiety and stress responses affect speech difficulties in autistic young adults compared to non-autistic peers. They found that while both groups experienced similar levels of social anxiety overall, autistic participants had different patterns in specific social situations. Importantly, social anxiety and stress responses didn't predict speech difficulties in autistic people the way they did in non-autistic people, suggesting autism may involve different mechanisms affecting speech production.

Summary by AutismInsights from published abstract.

Emerging

Vowel distinctiveness as a concurrent predictor of expressive language function in autistic children.

Autism research : official journal of the International Society for Autism Research2024

Simeone Paul J, Green Jordan R, Tager-Flusberg Helen et al.

Plain-English summary

Researchers studied how clearly autistic children pronounce vowel sounds and whether this relates to their speaking abilities. They found that for children who struggle with speaking, how clearly they say vowel sounds was strongly linked to their overall language skills. For children who already speak well, understanding language was more important than vowel clarity. This suggests speech clarity might be especially important to focus on for children who are just developing their speaking skills.

Summary by AutismInsights from published abstract.

Emerging

Exploring Motor Speech Disorders in Low and Minimally Verbal Autistic Individuals: An Auditory-Perceptual Analysis.

American journal of speech-language pathology2024

Maffei Marc F, Chenausky Karen V, Haenssler Abigail et al.

Plain-English summary

Researchers studied speech difficulties in 54 autistic children and teens (ages 4-18) who have limited verbal abilities. They found that many had motor speech disorders - problems with the physical coordination needed for clear speech. Children showed unclear speech, difficulty with consonant and vowel sounds, and inconsistent speech patterns. These speech motor problems were linked to both understanding and using language, suggesting that helping with speech motor skills might support overall communication development.

Summary by AutismInsights from published abstract.

Emerging

Comprehensive phenotypes of patients with SYNGAP1-related disorder reveals high rates of epilepsy and autism.

Epilepsia2024

Wiltrout Kimberly, Brimble Elise, Poduri Annapurna

Plain-English summary

This study looked at 147 people with changes in the SYNGAP1 gene to understand what symptoms they experience. Everyone had developmental delays or intellectual disability, and most (84%) had epilepsy. Many also had autism traits (68%), behavior challenges (68%), sleep problems (61%), and walking difficulties (47%). The researchers found that where the gene change occurs affects which symptoms people have - some locations cause more language problems while others cause less epilepsy.

Summary by AutismInsights from published abstract.

Emerging

Sentence Production and Sentence Repetition in Autistic Adolescents and Young Adults: Linguistic Sensitivity to Finiteness Marking.

Journal of speech, language, and hearing research : JSLHR2024

Girolamo Teresa, Ghali Samantha, Larson Caroline

Plain-English summary

Researchers studied how well autistic teenagers and young adults could produce and repeat sentences. They compared those with language difficulties to those without. The group with language difficulties scored lower on both tasks, especially in producing grammatically correct sentences. The study found that a specific scoring method could help identify language problems in autistic individuals without being affected by natural language differences.

Summary by AutismInsights from published abstract.

Emerging

Improved emotion differentiation under reduced acoustic variability of speech in autism.

BMC medicine2024

Duville Mathilde Marie, Alonso-Valerdi Luz María, Ibarra-Zarate David I

Plain-English summary

Researchers studied how autistic children recognize emotions in voices compared to typical children. They found that autistic children had trouble understanding emotions in natural human voices, but did much better when listening to computer-generated voices that had less variation in sound. Brain activity patterns were different between the two groups. This suggests that reducing the complexity of sounds might help autistic children better understand emotions in speech.

Summary by AutismInsights from published abstract.

Emerging

Neural Correlates of Audiovisual Speech Processing in Autistic and Non-Autistic Youth.

Multisensory research2023

Dunham Kacie, Zoltowski Alisa, Feldman Jacob I et al.

Plain-English summary

Researchers used brain scans to study how autistic and non-autistic young people process speech that they both see and hear. Non-autistic youth showed brain activity similar to adults in areas important for combining sight and sound. Autistic youth showed different patterns, with activity mainly in areas that process vision and movement. Interestingly, older autistic participants showed more typical brain responses than younger ones, suggesting development may play a role.

Summary by AutismInsights from published abstract.

Emerging

A Comprehensive Analysis of Speech Disfluencies in Autistic Young Adults and Control Young Adults: Group Differences in Typical, Stuttering-Like, and Atypical Disfluencies.

Journal of speech, language, and hearing research : JSLHR2023

Pirinen Veera, Loukusa Soile, Dindar Katja et al.

Plain-English summary

Researchers studied how 32 autistic young adults and 35 non-autistic young adults spoke when telling stories. They found that autistic young adults had much more difficulty with smooth speech, including more pauses, word repetitions, and revisions. About 1 in 4 autistic participants showed mild stuttering patterns. This suggests that speech difficulties are common in autism and should be assessed and supported by speech therapists.

Summary by AutismInsights from published abstract.

EmergingCase Report

Autistic Behavior as Novel Clinical Finding in OFD1 Syndrome.

Genes2023

Papuc Sorina Mihaela, Erbescu Alina, Glangher Adelina et al.

Plain-English summary

Researchers reported on a 3-year-old girl with a rare genetic condition called OFD1 syndrome who also showed signs of autism. This is the first time autism has been documented in a female with this syndrome. The girl had typical features of the syndrome including mouth problems, severe speech delays, and brain differences, plus autistic behaviors. The researchers suggest doctors should watch for autism signs in children with this syndrome.

Summary by AutismInsights from published abstract.

Emerging

Artificial intelligence evaluation of COVID-19 restrictions and speech therapy effects on the autistic children's behavior.

Scientific reports2023

Sabzevari Fereshteh, Amelirad Omid, Moradi Zohre et al.

Plain-English summary

This study looked at how COVID-19 lockdowns and different types of speech therapy affected 87 autistic children's behavior. Parents filled out questionnaires about their children's behavior before and during lockdown. The research found that lockdowns reduced acting-out behaviors but increased anxiety and depression-like problems. When comparing different therapy options during lockdown, face-to-face speech therapy worked better than online therapy or public services for helping children cope with restrictions.

Summary by AutismInsights from published abstract.

EmergingReview

Oromotor skills in autism spectrum disorder: A scoping review.

Autism research : official journal of the International Society for Autism Research2023

Maffei Marc F, Chenausky Karen V, Gill Simone V et al.

Plain-English summary

This review looked at mouth and tongue movement skills in autistic people by examining 107 research studies. These skills are important for speaking and eating - two areas where many autistic people have difficulties. Most studies (81%) found that autistic people have some problems with mouth movements compared to non-autistic people. However, the studies used very different methods, making it hard to understand exactly what these problems are or how common they are.

Summary by AutismInsights from published abstract.

EmergingReview

"Pray to all four directions": a qualitative study of syncretic care seeking by Vietnamese families for their children with autism spectrum disorder.

Disability and rehabilitation2023

Ha Vu Song, Whittaker Andrea

Plain-English summary

This study looked at what treatments Vietnamese families use for their autistic children. Families tried many different approaches - averaging nearly 7 different treatments per child. These included speech therapy and ABA, but also alternative treatments like special diets and stem cell therapy. Even with limited money, families spent about $345 per month on treatments. The study shows there's a big shortage of proper autism services in Vietnam, leading families to try anything that might help their children.

Summary by AutismInsights from published abstract.

Related Interventions

AutismInsights presents published research for informational purposes only. This is not medical advice. Always consult your child's paediatrician, psychologist, or allied health team before making decisions about therapies or interventions.