Category: FMD
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A Letter Seeking a Correction in FMD Physiotherapy Paper
I have recently written about a trial of an intervention for functional motor disorder (FMD) that had null results for its primary outcome—physical function as rated by the SF-36. The study–“Specialist Physiotherapy for functional motor disorder in England and Scotland (Physio4FMD): a pragmatic, multicentre, phase 3 randomised controlled trial,” published by The Lancet Neurology—had some…
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When Primary Outcomes Yield Null Results in Clinical Trials, FND Experts Prefer Their Secondary Outcomes
In 2020, the CODES study of cognitive behavior therapy (CBT) for psychogenic non-epileptic seizures, also known as dissociative seizures, reported null findings for its primary outcome—the number of seizures per month one year after the start of therapy. This was a disappointing result for an ambitious effort to seek an effective treatment for a disabling…