Placebo Effect in Levodopa-Induced Dyskinesia: A Systematic Review and Meta-Analysis.

Mov Disord Clin Pract · 2026 · PMC13339215 · PMID 42185744

Europe PMC DOI

hedged sentence

0.0009

closest p · 0.0× alpha

0.0009

boldest claim

The sentences

highly significantp = 0.0009actually significant

The subsequent meta‐regression analysis revealed that the risk of bias was a highly significant moderator of the placebo effect ( p = 0.0009), explaining 100% of the between‐study heterogeneity ( I 2 residual = 0%).

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