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Traditional OT vs Sensory Integration Therapy: What Ontario Families Should Know

Compare traditional occupational therapy with sensory integration therapy for autistic children in Ontario. Both are delivered by OTs but differ in focus and evidence base.

Direct answer

Ask the occupational therapist what goal each activity serves. A useful plan should target daily function, measure progress, and change if it is not helping.

Ontario Autism Program guidelines for Core Clinical Services and supports · Verified 2026-08-10

In brief

Quick summary

  • Side-by-side comparison of Traditional OT vs Sensory Integration autism services
  • Ask the occupational therapist what goal each activity serves. A useful plan should target daily function, measure progress, and change if it is not helping.
  • 2 frequently asked questions answered with evidence

Side by side

Program details at a glance

Comparison table

Comparison details for Traditional OT and Sensory Integration. References checked 2026-08-10.
MeasureTraditional OTSensory IntegrationSources
Evidence LevelStrongWell-established practiceMixedGrowing but debatedComparison references
Cost per SessionNot published in scoped source45-60 minutesNot published in scoped sourceSpecialized equipmentComparison references
FocusFunctional skillsDaily living, fine motor, self-careSensory processingRegulation and modulationComparison references
OAP CoverageYesInterim and core fundingPartialIf delivered by registered OTComparison references

Sources: Ontario Autism Program guidelines for Core Clinical Services and supports · Checked 2026-08-10

Traditional OT

Traditional Occupational Therapy

Strengths
  • Strong evidence for improving daily living skills
  • Addresses fine motor, self-care, and handwriting
  • Widely available across Ontario
  • Covered by OAP and most insurance plans
Limitations
  • May not directly address sensory sensitivities
  • Weekly sessions may be insufficient
  • Waitlists of 6-18 months for publicly funded OT
  • Generalization to home and school requires practice

Sensory Integration

Ayres Sensory Integration Therapy

Strengths
  • Directly targets sensory processing differences
  • Uses child-directed, play-based activities
  • Can reduce sensory-related meltdowns and anxiety
  • Addresses underlying regulation challenges
Limitations
  • Evidence base is weaker and debated
  • Requires specialized equipment and trained OT
  • Fewer trained practitioners in Ontario
  • May not directly improve functional skills

Analysis

Ask the occupational therapist what goal each activity serves. A useful plan should target daily function, measure progress, and change if it is not helping.

Frequently asked questions

Ayres Sensory Integration (ASI) therapy has a growing but debated evidence base. Some studies show positive outcomes for sensory processing and daily function, while systematic reviews call for more rigorous research. The College of Occupational Therapists of Ontario considers it within scope of practice when delivered by a trained OT.

Yes, if delivered by a registered occupational therapist who is an OAP-registered provider. The therapy does not need to be labelled as "sensory integration" specifically — it falls under OT services funded through OAP interim or core clinical services.

Where the waitlist stands

Families navigating autism services in Ontario face a documented multi-year wait. Here is the Ontario data — and a two-minute way to push back, when you are ready.

Comparison references

Verified references and sources

Official Government Sources

  • [2026]
    Ontario Autism Program guidelines for Core Clinical Services and supports
    Government of Ontario • Government • 2026-08-12

About this page

Check the author’s context, review method, and how to report an error.

Written by

Founder & Autism Advocate

Lived experience: Parent of autistic child navigating OAP system