CBT

Trial By Error: Yet More Stupidity from the Dutch CBT Fan Club

By David Tuller, DrPH *This is a crowdfunding month at UC Berkeley for my Trial by Error project. If you appreciate my work and would like to help support it, here’s the link for this November’s campaign. As I pointed out last month when I reviewed a ridiculous study of “psychosomatic therapy” for “persistent somatic symptoms,” the …

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Trial By Error: Just the Latest Gibberish from Professor Chalder

By David Tuller, DrPH I’ve said it before and will undoubtedly say it again. Trudie Chalder, King’s College London’s mathematically and factually challenged professor of cognitive behavior therapy (CBT), is a one-trick pony. She writes what is essentially the same bad paper based on the same unfounded assumptions over and over again. Her apparent professional …

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Trial By Error: More on the Perplexing Dutch Claim that Null Results for Objective Measures of Physical Activity Are Irrelevant to Fatigue

By David Tuller, DrPH I recently wrote about a Dutch study published a few months ago in the journal Clinical Infectious Diseases–“Efficacy of Cognitive-Behavioral Therapy Targeting Severe Fatigue Following Coronavirus Disease 2019: Results of a Randomized Controlled Trial.” The study, nick-named ReCOVer, found that unblinded trials relying on subjective outcomes will produce modestly positive reports …

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Trial By Error: Dutch Team Offers “Dog-Ate-My-Data” Excuses for Not Reporting Null Objective Findings

By David Tuller, DrPH Two months ago, Clinical Infectious Diseases (CID), a high-impact journal, published a study called “Efficacy of Cognitive-Behavioral Therapy Targeting Severe Fatigue Following Coronavirus Disease 2019: Results of a Randomized Controlled Trial.” The study, nicknamed ReCOVer amd conducted in the Netherlands, purported to provide the “first evidence for the positive effect of …

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Trial By Error: Claim that CBT Is Safe Is “Misleading,” Says Dutch Ad Group

By David Tuller, DrPH In a recent decision, the Advertising Code Foundation in the Netherlands has criticized as “misleading” a statement on the website of the Knowledge Center for Chronic Fatigue (NKCV) touting its treatment approach as “not harmful.” The decision is something of a slap at the NKCV and its co-leader, Professor Hans Knoop, …

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Trial By Error: Dutch CBT Study for Long Covid Proves that Unblinded Studies with Subjective Outcomes Generate Positive Reports

By David Tuller, DrPH Three years ago, I wrote a blog post about a problematic Dutch study that had been funded by a major health agency and was being led by Hans Knoop, a professor of medical psychology at Amsterdam University Medical Centers. The study sought to test whether a course of cognitive behavior therapy …

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