Herpes Zoster Vaccination and Dementia Occurrence.

ABSTRACT:

Importance

Recent evidence from a quasi-experiment in Wales showed that herpes zoster (HZ) vaccination appears to prevent or delay dementia. Exploiting a similar quasi-experiment in Australia, this study investigated the effect of HZ vaccination on dementia occurrence in a different population and health system setting.

Objective

To determine the effect of HZ vaccination on the probability of receiving a new diagnosis of dementia.

Design, setting, and participants

In Australia, starting November 1, 2016, live attenuated HZ vaccination was provided free to individuals aged 70 to 79 years through primary care clinicians. Thus, individuals whose 80th birthday was just a few weeks before November 1, 2016, never became eligible, whereas those whose 80th birthday was just a

SUBMITTER: Pomirchy M 

PROVIDER: S-EPMC12019675 | biostudies-literature | 2025 Jun

REPOSITORIES: biostudies-literature