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Reported Time Between Onset and Diagnosis of Alzheimer's Disease: Correlation With Objective Parameters

Reported Time Between Onset and Diagnosis of Alzheimer's Disease: Correlation With Objective Parameters

Status
Completed
Phases
Unknown
Study type
Observational
Source
ClinicalTrials.gov
Registry ID
NCT03408041
Enrollment
129
Registered
2018-01-23
Start date
2016-05-01
Completion date
2017-10-01
Last updated
2018-01-23

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

Conditions

Alzheimer Disease

Keywords

Alzheimer Disease, Objective parameters, Scheltens index

Brief summary

The early diagnosis of Alzheimer's disease is essential to enable patients to have access to the available treatments. However, there is a delay between the diagnosis and the onset of symptoms, which can range from 1 year to more than 5 years. In clinical practice, the hippocampal volume, measured by the Scheltens index, is currently used as a marker of the progression of the disease. The purpose of this study is to determine whether the patient's sex, age and ethnicity can influence the delay in the expression of cognitive troubles reported by the family at the first medical consultation, as well as to determine if there is a correlation between the delay reported by the family and the Scheltens index.

Interventions

OTHERMedical file data extraction

Medical file data extraction

Sponsors

Murielle Surquin
Lead SponsorOTHER

Study design

Observational model
COHORT
Time perspective
RETROSPECTIVE

Eligibility

Sex/Gender
ALL
Healthy volunteers
No

Inclusion criteria

Alzheimer Disease patients admitted in the 'Memory Clinic' of the CHU Brugmann Hospital between 01-01-2010 and 31-01-2013. Diagnose according to the Dubois criteria

Exclusion criteria

None

Design outcomes

Primary

MeasureTime frameDescription
AgeBetween 01-01-2010 and 31-01-2013Age
SexBetween 01-01-2010 and 31-01-2013Sex
Ethnic originBetween 01-01-2010 and 31-01-2013Ethnic origin
Symptoms-diagnose time intervalBetween 01-01-2010 and 31-01-2013Interval of time between the apparition of the first symptoms, as reported by the family, and the diagnose.
Scheltens scaleBetween 01-01-2010 and 31-01-2013Evaluation of the hippocampal atrophy by means of magnetic resonance imaging. Scale from 0 (normal) to 4.

Countries

Belgium

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026