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Psychological interventions
Web-based cognitive behaviour therapy for insomnia shows long-term efficacy in improving chronic insomnia
  1. Hailey Meaklim,
  2. David Cunnington
  1. Melbourne Sleep Disorders Centre, East Melbourne, Victoria, Australia
  1. Correspondence to Dr David Cunnington, Melbourne Sleep Disorders Centre, East Melbourne, Victoria, Australia; david.cunnington{at}

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Commentary on: Ritterband LM, Thorndike FP, Ingersoll KS, et al. Effect of a web-based cognitive behavior therapy for insomnia intervention with 1-year follow-up: a randomized clinical trial. JAMA Psychiatry 2017;74:68–75.

What is already known on this topic?

Insomnia is a widespread health problem, with cognitive behavioural therapy for insomnia (CBT-I) considered as first-line treatment.1 Unfortunately, access to CBT-I treatment is limited due to limited numbers of trained therapists and cost. Randomised controlled trials (RCTs) have provided strong evidence for web-based CBT-I as an effective treatment for insomnia.2 However, these studies have been of short duration and excluded people with comorbidities.3–5

Methods of the study

One thousand two hundred and twelve US-based participants were screened after indicating interest in the trial. The final study comprised 303 adults, aged 21–65 years (mean age: 43.28 years); 72% were female; 84% were white; and 78% had a college degree or higher. Participants were very computer literate with 96% checking their email daily, and had symptoms of …

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  • Competing interests None declared.

  • Provenance and peer review Commissioned; internally peer reviewed.

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