# Natural History and Patient Journey in Dementia: a Nationwide Linked Electronic Health Records Study of 5.6 Million Individuals.

> **NCT04321486** · — · UNKNOWN · sponsor: **University College, London** · enrollment: 4309481 (actual)

## Conditions studied

- Dementia, Alzheimer, Electronic Health Records, Hospitalizations, Epidemiology, Comorbidity, United Kingdom, Incidence, Mortality, Cause of Death

## Interventions

- **OTHER:** The study does not have an intervention, but observe the dementia incidence of the UK disease-free population.

## Key facts

- **NCT ID:** NCT04321486
- **Lead sponsor:** University College, London
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** UNKNOWN
- **Start date:** 1998-01-01
- **Primary completion:** 2016-05-31
- **Final completion:** 2020-11-30
- **Target enrollment:** 4309481 (ACTUAL)
- **Last updated:** 2020-11-13


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04321486

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04321486, "Natural History and Patient Journey in Dementia: a Nationwide Linked Electronic Health Records Study of 5.6 Million Individuals.". Retrieved via AI Analytics 2026-06-25 from https://api.ai-analytics.org/clinical/NCT04321486. Licensed CC0.

---

*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*