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Intensive Sleep Retraining and Total Sleep Deprivation for Treating Chronic Insomnia: A Randomised Controlled Trial.
J Le Bouthillier1,2, H Ivers1,2, C M Morin1,2
1École de psychologie, Université Laval, Quebec City, Québec, Canada.
Journal of Sleep Research
|April 28, 2025
Summary
Intensive sleep retraining (ISR) and total sleep deprivation (TSD) effectively treat chronic insomnia by reducing severity and improving sleep onset latency. These methods leverage conditioned insomnia resolution and increased sleep drive for better sleep outcomes.
Area of Science:
- Sleep Medicine
- Behavioral Sleep Therapy
Background:
- Chronic insomnia is a prevalent sleep disorder impacting quality of life.
- Understanding the mechanisms behind effective insomnia treatments is crucial for therapeutic development.
Purpose of the Study:
- To compare the efficacy of intensive sleep retraining (ISR) and total sleep deprivation (TSD) for chronic insomnia.
- To investigate the roles of conditioned insomnia resolution and homeostatic sleep drive in treatment efficacy.
Main Methods:
- A randomized controlled trial involving 34 adults with chronic sleep onset insomnia.
- Interventions included intensive sleep retraining (ISR), total sleep deprivation (TSD), and a no-treatment control group.
- Sleep parameters, insomnia severity, and psychological symptoms were assessed pre- and post-treatment and at 3-month follow-up.
Main Results:
- Both ISR and TSD significantly reduced insomnia severity compared to the control group.
- ISR significantly reduced sleep onset latency, while TSD did not show this specific effect.
- Improvements in insomnia severity and sleep onset latency were sustained at 3-month follow-up.
Conclusions:
- Intensive sleep retraining (ISR) and total sleep deprivation (TSD) are effective treatments for chronic insomnia.
- The efficacy of ISR and TSD is likely mediated by the resolution of conditioned insomnia and an increase in homeostatic sleep drive.
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