Dementia ascertainment using existing data in UK longitudinal and cohort studies: a systematic review of methodology.

ABSTRACT:

Background

Studies investigating the risk factors for or causation of dementia must consider subjects prior to disease onset. To overcome the limitations of prospective studies and self-reported recall of information, the use of existing data is key. This review provides a narrative account of dementia ascertainment methods using sources of existing data.

Methods

The literature search was performed using: MEDLINE, EMBASE, PsychInfo and Web of Science. Included articles reported a UK-based study of dementia in which cases were ascertained using existing data. Existing data included that which was routinely collected and that which was collected for previous research. After removing duplicates, abstracts were screened and the remaining articles were included for full-text revi

SUBMITTER: Sibbett RA 

PROVIDER: S-EPMC5496178 | biostudies-literature | 2017 Jul

REPOSITORIES: biostudies-literature