Herpes zoster as a vaccine-preventable risk factor increases the risk of dementia: A nested case-control study in Chinese population.

Hum Vaccin Immunother · 2026 · PMC13327350 · PMID 42374809

Europe PMC DOI

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did not reach statistical significanceno p-value reported

26 For VZV infected eyes, compared to no HZ diagnosis, the risk of dementia was increased compared to no HZ diagnosis, but it was not stronger than other infection sites, and the association did not reach statistical significance.

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failed to reach statistical significanceno p-value reported

Associations for other HZ types failed to reach statistical significance due to larger SE.

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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.