Estimating undiagnosed dementia in England using capture recapture techniques.

ABSTRACT:

Background

To our knowledge capture-recapture techniques have not been used to estimate dementia prevalence using routinely collected data in England, nor have they been used to estimate changes in undiagnosed dementia over time. In this study we aimed to use routinely collected electronic health records to estimate the number of undiagnosed dementia cases there are in England and how this has changed over time. We also aimed to assess whether proportion of undiagnosed cases differed by age group, ethnicity, socioeconomic deprivation and sex.

Methods

We used routinely collected primary care data linked to hospital episode statistics from 1997 to 2018. We tabulated capture of dementia in each of the two datasets and used the Lincoln-Petersen estimator to estimate numbers of m

SUBMITTER: Mukadam N 

PROVIDER: S-EPMC11694474 | biostudies-literature | 2025 Jan

REPOSITORIES: biostudies-literature