Cohort Descriptives

Variable Response
Cohort Name Delirium and Population Health Informatics Cohort
Cohort Acronym DELPHIC
DOI Davis, D. (2021). Delirium and Population Health Informatics Cohort [Data set]. Dementias Platform UK.
Study Overview Population study in urban setting, individuals followed up before, during and after incident hospitalisation (emphasis on delirium ascertainment).
#Subjects at Baseline 1510
Institution Name UCL
Department Name MRC Unit for Lifelong Health and Ageing
City London
Study/Database Website

Principal Investigator (PI) Daniel Davis
Key Study References

PMID: 35382093; 35291504; 29426299

Population Based Study? Yes
Family Based Study? No
Clinical based sample? No
Is there follow-up data available? Yes
Were participants included prior to development of dementia (may refer to controls only)? Yes
Were participants included prior to development of MCI (may refer to controls only)? Yes
How is data collected? Telphone assessement (supported by real-time access to EHR) at baseline and follow-up; in-hospital assessments in person.
Who carries out data collection? Trained researchers, overseen by clinicians
Does this take place in participants' homes or at a central location? Home based, by telephone
Do participants take part individually or are families/partners involved? Individually
Dementia cases ascertained as part of study: At *Baseline* 51 (3%) participants had formal diagnosis of dementia; n=13 participants had mild cognitive impairment (memory clinic ascertainment). At *follow up* we did not undertake clinical examinations to define incident dementia, but 179 individuals had Z scores less than –2·0 from the baseline assessment.
How many times followed up? 1
Study start date 01/03/2017 00:00:00
Study end date
Is study ongoing? Yes
Is study still recruiting? Yes
Inclusion criteria Aged ≥70, resident in Camden
Exclusion criteria Severe aphasia, terminal phase of illness