Pathological Demand Avoidance
Also known as 'PDA' or Extreme Demand Avoidance or Pervasive Drive for Autonomy
Pathological Demand Avoidance (PDA) Evaluations
Many parents learn about Pathological Demand Avoidance (PDA) through books, social media, or parenting communities. For some families, the description can feel like it finally explains behaviors they have struggled to understand.
At the same time, demand avoidance can arise from many different developmental and emotional factors, and careful evaluation is often necessary before assuming a particular explanation.
My goal is to help families understand what is actually driving their child’s behavior and what supports will be most helpful moving forward.
Please Read This Parent Guide First
Before requesting a PDA evaluation, I strongly recommend that families review the
Parent Guide: Understanding Demand Avoidance and PDA Evaluations.
This guide explains:
--Why many children resist demands
--How PDA differs from typical demand avoidance
--Why PDA is not an official DSM diagnosis
--How social media can sometimes create confusion
--When a PDA-focused evaluation may or may not be appropriate
Reading this guide helps ensure that families pursue evaluations that are most likely to be helpful for their child.
Important to Know Before Seeking a PDA Evaluation
Pathological Demand Avoidance is not currently recognized as a diagnosis in the DSM-5-TR, the diagnostic manual used by psychologists and physicians in the United States.
Because of this:
- there are no standardized diagnostic criteria
- there are no validated diagnostic tests
- different professionals may define PDA differently
For this reason, an evaluation is not designed simply to confirm whether a child “has PDA.”
Instead, the evaluation focuses on understanding the child’s full developmental and behavioral profile, including areas such as:
- anxiety
- executive functioning
- attention regulation
- autism characteristics
- emotional regulation
- learning differences
- environmental stressors
Some children may show patterns similar to what is described in PDA literature.
Others may show behaviors that are better explained by ADHD, anxiety, learning frustration, autism-related rigidity, or emotional stress.
A thoughtful evaluation helps identify what is actually driving the behavior so that families can pursue the most effective supports.
What is PDA?
Pathological Demand Avoidance (PDA) or Extreme Demand Avoidance (EDA) is a specific profile displayed among some individuals with autism spectrum and/or attention-deficit/hyperactivity disorder. Clinicians use the term "Pathological" to illustrate that this profile is characterized by the intensity and persistence displayed while resisting and avoiding everyday demands. Evaluating for pathological demand avoidance involves looking for specific symptoms and behaviors that are distinct from other features that contribute to the individual's neurodiversity.
"Despite continued debate surrounding PDA, there is increasing consensus that description of a PDA or EDA profile . . .can be helpful in alerting caregivers and educational professionals to these particular challenges. . .the presence of PDA characteristics has implications for management. Unless avoidance of everyday demands, emotional reactivity, and their impact on day-to-day functioning are assessed, it is impossible to monitor the degree to which interventions are effective in managing them" (O'Nions & Eaton, 2020, p. 412).
The Evaluation Process
The evaluation process for Pathological Demand Avoidance (PDA) typically involves the following steps:
Developmental/Clinical History: You will complete developmental history, medical history, and describe any previous assessments or diagnoses in the Intake form.
Observational Assessment: The evaluation includes video submission of your child's behaviors so that the evaluator can assess behavior, interactional style, and response to demands or requests. This is also a live observation and interaction (if possible) that takes place during the Parent Interview.
Parent Interview: An interview with one or both parents allows the evaluator to further explore anything of note in the assessment thus far. This also allows for parents to provide more information that was not asked about in the formal evaluation portion and ask questions.
Standardized Assessment: This is the paperwork portion. We basically load you up with lots of questions about your kid from a variety of standardized assessments available only to licensed professionals through publishers such as Pearson Assessments, Western Psychological Services, and PRO-ED.
Adaptive functioning assessment: An evaluation of the individual's adaptive functioning, including their ability to carry out everyday tasks independently, may be conducted. This assessment can provide a holistic understanding of the individual's overall functioning.
Collaboration with professionals: The evaluator may review documentation from other professionals involved in the individual's care, such as psychologists, speech therapists, or occupational therapists, to gain a comprehensive understanding of the individual's strengths and weaknesses.
Diagnostic formulation: Based on the gathered information and assessment results, the evaluator will complete a comprehensive differential assessment. This involves considering other possible explanations for the observed behaviors and ruling out any other conditions or disorders.
Feedback and recommendations: The evaluator will provide feedback to the individual or their caregivers regarding the findings of the evaluation. This may include recommendations for interventions, strategies, and support services to address the specific needs and challenges associated with PDA.
It is important to note that the specific steps and procedures involved in any evaluation may vary depending on the individual's age.
PDA Assessments with Dr. Mark Bowers
The fee for a PDA assessment with Dr. Mark Bowers is $875. We do not bill directly to insurance, but we accept HSA/FSA payments if you have that benefit. You may also be able to receive out-of-network insurance reimbursement for assessments. A payment plan option is also available upon request!
Quick Self-Check Before Scheduling a PDA Evaluation
Many children resist demands at times. A PDA-focused evaluation is usually most helpful when the pattern is intense, anxiety-driven, and occurs across many situations.
Before requesting an evaluation, consider whether the following statements are generally true for your child:
✓ My child shows extreme distress or panic in response to everyday expectations, not just tasks they dislike.
✓ Demand avoidance occurs across many environments (home, school, social situations), not only at home.
✓ My child sometimes avoids activities they previously asked for or enjoy, simply because they become a demand.
✓ Typical approaches such as rewards, structure, or consequences do not improve cooperation and may escalate the situation.
✓ The reactions seem driven by anxiety or loss of control, rather than simple refusal or frustration.
If most of these statements do not apply, a PDA-focused evaluation may not be the most appropriate starting point. Other types of assessment or support may be more helpful.
Families who still feel a PDA evaluation may be appropriate are welcome to request an appointment.