Does different information disclosure on placebo control affect blinding and trial outcomes? A case study of participant information leaflets of randomized placebo-controlled trials of acupuncture.

BMC Med Res Methodol · 2018 · PMC5774116 · PMID 29347917

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did not reach statistical significanceno p-value reported

Although this difference did not reach statistical significance, it may reflect more wishful thinking of placebo groups in no disclosure category than those in FD category.

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