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To explore the relationship between sleep disorder, sex hormone level, macular degeneration and cognitive disorder

To explore the relationship between sleep disorder, sex hormone level, macular degeneration and cognitive disorder

Status
Recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR1800019834
Enrollment
Unknown
Registered
2018-12-02
Start date
2018-12-01
Completion date
Unknown
Last updated
2018-12-04

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

Conditions

Alzheimer’s Disease

Interventions

Sponsors

The Sixth Affiliated Hospital of Sun Yat-Sen University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
65 Years to 80 Years

Inclusion criteria

Inclusion criteria: For NC subjects, they had global Clinical Dementia Rating (CDR) scores of 0 and Mini-Mental State Examination (MMSE) scores between 24 and 30. NC subjects were required not to have experienced memory loss. For patients diagnosed with aMCI, fulfilling the Petersen criteria for aMCI, they had global CDR scores of 0.5 and MMSE scores between 24 and 30. And they had the following features: 1) subjective memory complaints; 2) episodic impairment on standard neuropsychological tests; 3) preservation of basic activities in daily life; 4) absence of significant impairment in more than 2 cognitive domains; 5) absence of dementia according to Diagnostic and Statistical Manual of Mental Disorders 2013; 6) absence of anxiety disorders or mood disorders. For patients diagnosed with AD, fulfilling the DSM-V criteria for dementia, they had global CDR scores between 0.5 and 2 and MMSE scores down 24. AD patients were also classified based on the criteria of the National Institute on Aging-Alzheimers Association 2011.

Exclusion criteria

Exclusion criteria: Presence of other neurological, cerebrovascular (such as transient ischemic attack, stroke or intracranial hemorrhage), psychiatric (such as depression, schizophrenia or paranoid psychosis), medical or metabolic disorders that might interfere with the study. Participants who had Hachinski Ischemia scores greater than 4, obesity (BMI=25), and history of alcoholism or drug abuse were also excluded.

Design outcomes

Primary

MeasureTime frame
Sleep quality;Sex hormone plasma levels;Macular degeneration;

Secondary

MeasureTime frame
Pupil;Cerebrospinal fluid Aß, t-tau, p-tau levels;

Countries

China

Contacts

Public ContactZhong Li

Department of Neurology, The Sixth Affiliated Hospital of Sun Yat-Sen University

lzhong@mail.sysu.edu.cn+86 18122329336

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026