Gender differences in autism prevalence: origins of bias and its current scientific relevance
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By
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Patricia Peña-Casquero
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Dominika Zofia Wojcik
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Ricardo Canal-Bedia
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July 10, 2026
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Clinical Scorecard: Exploring Gender Disparities in Autism Spectrum Disorder: Historical Bias and Its Contemporary Significance
At a Glance
| Category | Detail |
| Condition | Autism Spectrum Disorder |
| Key Mechanisms | Difficulties in reciprocal social communication and interaction, along with restricted, repetitive, and stereotyped patterns of behavior. |
| Target Population | Individuals with Autism Spectrum Disorder, particularly women and gender-diverse individuals. |
| Care Setting | Clinical and educational systems addressing autism diagnosis and support. |
Key Highlights
- Historically, autism has been diagnosed four times more frequently in males than females.
- Recent studies suggest a convergence in ASD diagnosis rates between sexes by early adulthood.
- Delayed diagnosis is more common among women due to differences in symptom presentation and social camouflaging.
- The male-centered diagnostic model has contributed to the underdiagnosis of females.
- Misdiagnosis of women often leads to untreated mental health issues.
Guideline-Based Recommendations
Diagnosis
- Consider gender differences in symptom presentation when diagnosing ASD.
Management
- Implement diagnostic tools sensitive to female profiles.
Monitoring & Follow-up
- Monitor for late diagnosis and its implications on mental health.
Risks
- Increased risk of misdiagnosis and unmet mental health needs due to diagnostic delays.
Patient & Prescribing Data
Women and gender-diverse individuals with Autism Spectrum Disorder.
Access to appropriate support and interventions is crucial for those diagnosed later in life.
Clinical Best Practices
- Adopt a more inclusive model for diagnosing ASD that accounts for gender disparities.
- Educate clinicians on the importance of recognizing social camouflaging in females.
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