Effects of improved creative play interventions on social communication, behavioral, and cognitive function in children with autism spectrum disorder: a randomized controlled trial.

TL;DR

A 12-week randomized controlled trial found that structured creative play combined with routine rehabilitation improved social communication scores and cognitive performance in children with autism spectrum disorder (ASD), though it did not significantly reduce repetitive behaviors or overall autism severity.

What the study found

Researchers at Frontiers in Public Health conducted a single-blind randomized controlled trial with 72 children aged 3-8 years diagnosed with ASD. Half received routine rehabilitation alone (control group), while the other half received routine rehabilitation plus a structured creative play intervention over 12 weeks. The question was straightforward: does adding creative play to standard care produce measurable improvements across social, behavioral, and cognitive domains?

The most robust finding centered on social communication. Children in the creative play intervention group showed significantly greater improvements on the Social Responsiveness Scale-2 (SRS-2), a validated measure of social abilities in autism. The improvement gap between groups was statistically significant (p < 0.001), indicating this was not a chance finding. The researchers also observed meaningful gains on the Autism Treatment Evaluation Checklist (ATEC), where the intervention group outperformed controls across all four subscales, including sociability, speech/language, and sensorimotor skills, again with p < 0.001. This suggests the intervention may have had broad effects across multiple domains that parents and clinicians could observe.

Cognitive performance emerged as a particular strength of the intervention. When assessed with the Chinese Psychoeducational Profile-3 (C-PEP-3), children receiving creative play showed notably larger gains in fine motor skills, hand-eye coordination, cognitive performance, and verbal cognition. The cognitive performance domain showed especially large differences between groups. This aligns with the mechanistic theory behind play-based interventions: unstructured creative activities may naturally scaffold cognitive development while maintaining engagement through play rather than direct instruction.

However, the study revealed important limitations. No significant differences emerged between groups on the Aberrant Behavior Checklist (ABC), which measures repetitive and problematic behaviors often central to ASD diagnosis. Similarly, overall autism severity as measured by the Childhood Autism Rating Scale-2 (CARS-2) did not differ significantly between groups. This suggests the intervention's benefits were specific to social communication and cognitive domains rather than broadly reducing core autism features. The 12-week timeframe may also have been insufficient to detect changes in behavioral rigidity or autism severity, which can require longer intervention periods.

What this means for you

If you have a child with ASD currently receiving standard rehabilitation or early intervention services, this study suggests adding structured creative play could enhance social communication and cognitive gains alongside existing care. The strength of evidence for social communication improvements is solid enough to consider as a complementary strategy, though realistic expectations matter: this is not a replacement for established therapies, and individual responses vary.

The lack of effect on repetitive behaviors or overall severity suggests creative play addresses specific skill domains rather than serving as a comprehensive treatment. Combining play-based approaches with other evidence-backed interventions (behavioral therapy, speech/language therapy, occupational therapy) may be more effective than any single modality alone.

The study was conducted in children aged 3-8 years, so results may not generalize to older children or adolescents with ASD. Implementation quality also matters. The study used "improved creative play interventions," but the abstract provides limited detail on what this entailed, making it difficult to know whether benefits depend on specific training or whether general creative play time achieves similar results.

Study details

Sources

Frontiers in Public Health. Effects of improved creative play interventions on social communication, behavioral, and cognitive function in children with autism spectrum disorder: a randomized controlled trial. PubMed: 42040102