Authors: Ingvild Lyhmann; Tarjei Widding-Havneraas; Henrik Daae Zachrisson; Ingvar Bjelland; Ashmita Chaulagain; Arnstein Mykletun; Anne Halmøy · Research

How Do Clinicians' Attitudes Vary Toward ADHD Diagnosis and Medication?

A survey of Norwegian clinicians reveals wide variation in attitudes about ADHD diagnosis and treatment

Source: Lyhmann, I., Widding-Havneraas, T., Zachrisson, H. D., Bjelland, I., Chaulagain, A., Mykletun, A., & Halmøy, A. (2022). Variation in attitudes toward diagnosis and medication of ADHD: a survey among clinicians in the Norwegian child and adolescent mental health services. European Child & Adolescent Psychiatry, 32, 2557–2567. https://doi.org/10.1007/s00787-022-02110-7

What you need to know

  • Clinicians’ attitudes toward ADHD diagnosis and medication vary widely on a spectrum from “restrictive” to “liberal”
  • Overall, clinicians tended to lean toward more restrictive attitudes about diagnosing and medicating ADHD
  • Differences in attitudes between individual clinicians were much larger than differences between clinics or professional groups

Exploring variation in clinicians’ approaches to ADHD

Attention-deficit/hyperactivity disorder (ADHD) is one of the most commonly diagnosed mental health conditions in children, affecting an estimated 5.9% of children worldwide. However, rates of ADHD diagnosis and medication use vary considerably between regions, even within the same country. This variation has sparked debate about potential over- or under-diagnosis and treatment of ADHD.

Unlike many physical health conditions, there is no definitive test for diagnosing ADHD. Clinicians must use their judgment to assess whether a child’s symptoms and behaviors meet the criteria for an ADHD diagnosis. Similarly, decisions about whether to prescribe medication involve weighing potential benefits against risks.

Given the lack of clear-cut diagnostic markers, researchers have hypothesized that differences in how individual clinicians approach ADHD diagnosis and treatment may contribute to the geographic variations observed. To explore this possibility, a team of Norwegian researchers conducted a nationwide survey of clinicians working in child and adolescent mental health services.

Surveying clinicians across Norway

The researchers developed a web-based questionnaire designed to measure clinicians’ attitudes toward diagnosing and medicating ADHD on a spectrum from “restrictive” to “liberal.” A restrictive attitude was defined as being more hesitant to diagnose ADHD or prescribe medication, while a liberal attitude indicated being more open to diagnosis and medication use.

The survey was distributed to all 88 outpatient child and adolescent mental health clinics in Norway. In total, 674 clinicians from 77 different clinics completed the survey, representing a strong response rate. The respondents included psychiatrists, psychologists, social workers, nurses, and other mental health professionals involved in ADHD care.

Key findings on clinician attitudes

The survey revealed several important findings about how clinicians approach ADHD:

Wide variation between individual clinicians

There was substantial variation in attitudes between individual clinicians, with responses spanning the full spectrum from very restrictive to very liberal. This suggests that two children with similar symptoms could potentially receive different diagnostic and treatment decisions depending on which clinician they see.

Overall tendency toward restrictive attitudes

While attitudes varied widely, clinicians on average leaned toward the more restrictive end of the spectrum. For instance, 92% of respondents thought ADHD would be less prevalent if all children grew up in ideal circumstances. This indicates most clinicians believe environmental factors should be carefully considered before diagnosing ADHD.

The researchers found that attitudes toward diagnosis and attitudes toward medication formed two distinct but moderately correlated constructs. This means clinicians who are more open to diagnosing ADHD tend to also be more open to medication use, but this is not always the case.

Limited influence of professional background and workplace

Interestingly, a clinician’s professional background (e.g. psychiatrist vs psychologist) and workplace explained only a small portion of the variation in attitudes. Individual differences between clinicians were much larger than differences between professions or clinics.

Implications for ADHD care

These findings have several important implications for how we understand and approach ADHD diagnosis and treatment:

Need for ongoing dialog and training

The wide variation in clinician attitudes highlights the importance of ongoing dialog, training, and efforts to standardize assessment approaches. While some variation in clinical judgment is inevitable, large discrepancies could lead to inconsistent care.

Potential for unconscious bias

Clinicians should be aware that their personal attitudes may unconsciously influence their diagnostic and treatment decisions. Implementing structured assessment protocols could help mitigate potential biases.

Considering environmental factors

The tendency toward restrictive attitudes suggests most clinicians believe environmental factors play an important role in ADHD-like symptoms. A thorough assessment of a child’s home, school, and social environment is crucial before reaching a diagnosis.

Separating diagnosis and treatment decisions

Since attitudes about diagnosis and medication were distinct constructs, it’s important for clinicians to consider these as separate clinical decisions. A child who meets diagnostic criteria for ADHD may not necessarily require medication.

Limitations and future directions

While this study provides valuable insights, it also has some limitations. The survey measured clinicians’ attitudes, but not their actual clinical practices. Future research could examine how closely attitudes align with real-world diagnostic and prescribing patterns.

Additionally, the study was conducted in Norway, which has a publicly funded healthcare system. Results may differ in countries with different healthcare structures or cultural attitudes toward mental health.

Conclusions

  • Clinicians vary widely in their attitudes toward ADHD diagnosis and medication, from very restrictive to very liberal approaches
  • On average, clinicians tend to lean toward more restrictive attitudes about diagnosing and medicating ADHD
  • A clinician’s professional background and workplace explain only a small portion of the variation in attitudes
  • Further research is needed to understand how these attitudinal differences impact actual clinical practice and patient outcomes
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