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A study of the differences in writing characteristics between patients with cognitive dysfunction and healthy people

A study of the differences in writing characteristics between patients with cognitive dysfunction and healthy people

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2200059499
Enrollment
Unknown
Registered
2022-05-02
Start date
2022-05-05
Completion date
Unknown
Last updated
2024-03-11

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

Conditions

Mild Cognitive Impairment, Alzheimer's Disease

Interventions

None listed

Sponsors

Huzhou University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
60 Years to No maximum

Inclusion criteria

Inclusion criteria: 1. Inclusion criteria for the MCI group: (1) Meeting the diagnostic criteria for MCI proposed by Petersen et al., including: 1) Cognitive impairment reported by the patient, reported by an insider, or discovered by a doctor; 2) The objective test shows cognitive impairment that does not match the age and education level (after correcting the education level, MoCA-B demarcation score: illiteracy and primary school = 60 years old, right-handed, primary school or above; (3) No self-reported vision, hearing and hand dysfunction; (4) Clear consciousness; (5) Sign the informed consent form and voluntarily participate in this research; 2. Inclusion criteria for Alzheimer's disease group: (1) Diagnosed by a psychiatrist according to the following criteria: 1) Provide the main complaint of memory impairment according to the patient himself and the insider; 2) Meet the diagnostic criteria of the Diagnostic and Statistical Manual of Mental Disorders (DSM-IV); 3) Meet the diagnostic criteria of the American Society of Psychiatry, Language Impairment, and Stroke-Alzheimer's Disease and Related Diseases (NINCDS-ADRDA); (2) Patients aged >= 60 years old, right-handed, with primary school education or above and meeting AD diagnostic criteria (according to education level MMSE demarcation score: illiteracy = 60 years old, right-handed, primary school or above; (2) No complaint of memory impairment; (3) No self-reported vision, hearing and hand dysfunction; (4) Clear consciousness; (5) Sign the informed consent form and voluntarily participate in this research.

Exclusion criteria

Exclusion criteria: 1. The patient has long-term drinking, severe head trauma and other conditions that affect the central nervous system; 2. Patients with medical diseases affecting advanced central nervous system functions such as anemia, thyroid disease, folic acid or vitamin B12 deficiency; 3. Patients who have suffered from stroke, severe liver, heart, kidney, lung and other organ diseases and diabetes; 4. Suffering from mental illness, such as severe schizophrenia, depression, etc., or patients taking antipsychotic drugs for a long time.

Design outcomes

Primary

MeasureTime frame
General cognitive function;Activity of daily living scale;

Secondary

MeasureTime frame
Geriatric depression scale;Grip strength test;

Countries

China

Contacts

Public ContactLina Wang

Huzhou University

aring2000@163.com+86 13587278357

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 5, 2026