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Assessing anxiety symptoms: the GAD-7

Anxiety can present itself in different ways. Learn how to assess and interpret symptoms.

What is the GAD-7 screening tool?

The Generalised Anxiety Disorder Seven (GAD-7) is a short, 7-question screening tool used to assess anxiety symptoms and their severity in adults. The person with diabetes rates how often they have experienced specific symptoms over the past two weeks on a scale of 0 (not at all) to 3 (nearly every day).

Why use the GAD-7?

  • Can be used to screen for generalised anxiety disorder, panic disorder and social anxiety disorder
  • Quick to administer
  • Easy to score and interpret
  • Available online in more than 30 languages.

When to use the GAD-7

  • For further assessment if a person is experiencing elevated anxiety symptoms
  • To start a dialogue with the person about anxiety symptoms
  • For systematic monitoring of anxiety symptoms over time.

How to use the GAD-7 in clinical practice

  • The person with diabetes indicates how frequently they experience each of the nine items by scoring each item on a scale from 0 (not at all) to 3 (nearly every day).
  • The scores from each item are summed to generate a total score (range: 0–21).

How to interpret the score

  • 0–4: None to minimal anxiety symptoms
  • 5–9: Mild anxiety symptoms
  • 10–14: Moderate anxiety symptoms
  • 15–21: Severe anxiety symptoms.

What to do with the score

  • A score of 10 or more is an indicator of likely anxiety disorder, and needs to be followed up with a clinical interview to confirm.
  • If the person has elevated anxiety symptoms, discuss whether these symptoms are related to any life stressors they may be experiencing. It may be necessary to reassess once the stressor has passed.
  • Make a joint plan about how to reduce their anxiety symptoms and any support they may need. Consider referral for additional mental health support.

Referral considerations

  • Neither elevated anxiety symptoms nor anxiety disorders are likely to improve on their own, so intervention is important.
  • Early intervention is likely to benefit people with subthreshold anxiety disorder.
  • The stepped care approach has been shown to be effective for reducing anxiety symptoms in people with diabetes.

Also consider

  • Collaborative care with mental health professionals experienced in diabetes care to provide comprehensive and tailored support for the person experiencing mental health challenges.
  • Clear communication between primary care providers and mental health professionals.
  • If the person is not ready for referral to a mental health professional, gently explore and address any concerns they may have, and let them know they have time to think about what support options are best for them.

Remember: The GAD-7 is a screening tool, not a diagnostic tool.

Diabetes Australia acknowledges Aboriginal and Torres Strait Islander peoples as the Traditional Owners and Custodians of this Country. We recognise their connection to land, waters, winds and culture. We pay the upmost respect to them, their cultures and to their Elders, past and present. We are committed to improving health outcomes for all Aboriginal and Torres Strait Islander people affected by diabetes and those at risk.

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