Skip to content

Analysis of patient population vaccinated against shingles in Sweden – A register study investigating the effects of Shingrix on developing dementia

Can vaccination against herpes zoster with Shingrix be associated with reduced risk for developing dementia?

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ISRCTN
Registry ID
ISRCTN81988253
Enrollment
8000
Registered
2024-08-19
Start date
2010-07-19
Completion date
Unknown
Last updated
2026-01-05

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Prevention of dementia in patients that have been vaccinated with Shingrix Mental and Behavioural Disorders

Interventions

This study is a retrospective cohort study based on secondary use of data for select patients in Sweden who have consented to their data being used for a vaccination study and future studies with scie

Sponsors

Lumell Associates
Lead Sponsor

Eligibility

Sex/Gender
All
Age
50 Years to 100 Years

Inclusion criteria

Inclusion criteria: Patients that participated in the previous vaccination studies in Sweden will be included in this study. The date of inclusion will be when the first dose of either Shingrix or placebo was administered. Patients can be included at any point during the inclusion period and the associated prescreening and follow-up period will be associated with the inclusion date. Members of the synthetic control arm will have the same inclusion date as their associated patient from the vaccination study.

Exclusion criteria

Exclusion criteria: Individuals without a Swedish personal identification number will be excluded. Individuals that have a confirmed dementia diagnosis in the pre-screening period will be excluded.

Design outcomes

Primary

MeasureTime frame
Measured using patient records at a single time point: 1. Number of healthcare visits for patients who received the Shingrix vaccine compared to the synthetic control arm 2. Length of hospitalization for patients who received the Shingrix vaccine compared to the synthetic control arm 3. Costs of visits for patients who received the Shingrix vaccine compared to the synthetic control arm 4. Costs of treatment for patients who received the Shingrix vaccine compared to the synthetic control arm 5. Total reimbursement for sick leave for patients who received the Shingrix vaccine compared to the synthetic control arm

Secondary

MeasureTime frame
Measured using patient records at a single time point: 1. Number of healthcare visits for patients who received the Shingrix vaccine compared to the synthetic control arm 2. Length of hospitalization for patients who received the Shingrix vaccine compared to the synthetic control arm 3. Costs of visits for patients who received the Shingrix vaccine compared to the synthetic control arm 4. Costs of treatment for patients who received the Shingrix vaccine compared to the synthetic control arm 5. Total reimbursement for sick leave for patients who received the Shingrix vaccine compared to the synthetic control arm

Countries

Sweden

Contacts

Public ContactJohan Sanmartin Berglund
johan.sanmartin.berglund@bth.se+46 455-385471

Outcome results

None listed

Source: ISRCTN (via WHO ICTRP) · Data processed: Feb 4, 2026