Efficacy and safety of Kami Guibi-tang in older adults with insomnia and memory complaints: a randomized, double-blind, placebo-controlled pilot trial.

BMC Complement Med Ther · 2026 · PMC13126828 · PMID 41862890

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a trend toward significanceno p-value reported

However, the post-treatment CDR score had a p-value of 0.06, indicating a trend toward significance.

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a decreasing trendno p-value reported

The differences in PSQI-K scores over time demonstrated statistical significance, showing a decreasing trend across visits; however, no statistical significance was observed in the between-group differences and time-group interactions.

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Quoted from the open-access full text in Europe PMC under the licence the publisher applied. The sentence is reproduced exactly as published; the emphasis is ours.