Janse, A, Worm-Smeitink, M, Bleijenberg, G et al. · The British journal of psychiatry : the journal of mental science · 2018 · DOI
This study tested whether online cognitive-behavioural therapy (a type of talk therapy focused on thoughts and behaviours) could reduce fatigue in ME/CFS patients. 240 people with ME/CFS were randomly assigned to receive online therapy with regular therapist check-ins, online therapy with check-ins only when needed, or a waiting list. Both online therapy groups showed significant improvements in fatigue compared to those who waited, and both worked equally well.
This study provides evidence that CBT for ME/CFS can be effectively delivered online, making treatment more accessible to geographically isolated or housebound patients who cannot attend face-to-face appointments. The finding that feedback-on-demand is equally effective but more efficient suggests a potentially scalable model for delivering psychological support within healthcare systems with limited resources.
This study does not prove that online CBT works for all ME/CFS patients or that it is a cure; it only demonstrates that it reduces fatigue symptoms compared to a waiting list. It does not establish whether improvements persist long-term, nor does it clarify whether CBT-induced improvements involve harmful activity increases or post-exertional malaise in patients with documented symptom exacerbation patterns. The study cannot determine causation or rule out placebo effects from the therapeutic attention itself.
About the PEM badge: “PEM required” means post-exertional malaise was an explicit required diagnostic criterion for participant inclusion in this study — not that PEM was studied, observed, or discussed. Studies using criteria that do not require PEM (e.g. Fukuda, Oxford) are tagged “PEM not required”. How the atlas works →
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