Comparative analysis of diagnostic expectations between adults referred for ADHD and autism assessment: a thematic analysis - Report - MDSpire

Comparative analysis of diagnostic expectations between adults referred for ADHD and autism assessment: a thematic analysis

  • By

  • Marios Adamou

  • Lydia Wharton

  • June 11, 2026

  • 0 min

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Clinical Report: Diagnostic Expectations Among Adults Seeking ADHD and Autism Assessment

Overview

This study compares diagnostic expectations among adults seeking assessments for ADHD and Autism, highlighting differences in focus on pharmacological solutions versus understanding.

Background

The rise in adults seeking diagnoses for ADHD and Autism indicates a need for understanding their expectations during assessments.

Data Highlights

Expectation TypeADHD (%)Autism (%)
Mention of medication471.7
Seeking understanding3175
Expecting to explain to others363
Harsh self-descriptors151.7
Describing “racing mind”100

Key Findings

  • 47% of ADHD participants mentioned medication, compared to 1.7% of Autism participants.
  • 31% of ADHD participants sought diagnostic certainty, while 75% of Autism participants sought understanding.
  • 3% of ADHD participants expected to explain their condition to others, versus 63% of Autism participants.
  • 15% of ADHD participants used harsh self-descriptors, compared to 1.7% of Autism participants.
  • 10% of ADHD participants described internal overwhelm, while none of the Autism participants did.

Clinical Implications

Clinicians should recognize the differing expectations of adults seeking ADHD versus Autism assessments. Tailored pre-assessment counseling and post-diagnostic support are essential to address these unique needs effectively.

Conclusion

The findings emphasize the necessity for differentiated clinical responses in neurodevelopmental assessments, advocating against a one-size-fits-all approach.

Related Resources & Content

  1. Frontiers in Psychiatry, 2026 -- High functioning, yet high suffering - the need to incorporate invisible struggles in adult ADHD diagnostic assessment/criteria
  2. BMC Psychiatry (Springer), 2025 -- Thorough clinical child psychiatric diagnostic evaluation and validation of the Autism- Tics, ADHD and other comorbidities inventory (A-TAC) in a population-based sample of 9-year-olds
  3. Frontiers in Psychiatry, 2026 -- Adult-diagnosed and childhood-diagnosed attention deficit/hyperactivity disorder: cognitive and environmental contributions to symptom severity across different age of diagnosis
  4. BMC Psychiatry (Springer), 2025 -- Effects of a psychoeducational group intervention for adults diagnosed with ADHD: a pilot randomized controlled study
  5. NICE, 2025 -- Overview | Attention deficit hyperactivity disorder: diagnosis and management | Guidance
  6. Frontiers, 2026 -- Module-Specific Diagnostic Accuracy of ADOS-2 in Real-World Clinical Referral Populations: An Updated Systematic Review and HSROC Meta-Analysis
  7. BMC Psychiatry -- Self-reported symptoms of attention deficit hyperactivity disorder (ADHD), autism spectrum disorder (ASD), and affective lability in discriminating adult ADHD, ASD and their co-occurrence
  8. Overview | Attention deficit hyperactivity disorder: diagnosis and management | Guidance | NICE
  9. Frontiers | Module-Specific Diagnostic Accuracy of ADOS-2 in Real-World Clinical Referral Populations: An Updated Systematic Review and HSROC Meta-Analysis
  10. Self-reported symptoms of attention deficit hyperactivity disorder (ADHD), autism spectrum disorder (ASD), and affective lability in discriminating adult ADHD, ASD and their co-occurrence | BMC Psychiatry | Full Text

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