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Cognitive FunctionNCT05322824

Clinical Registration Study of Patients With Intracranial / Carotid Stenosis

An observational study of Cognitive Function and Stenosis, run by Second Affiliated Hospital, Zhejiang University, School of Medicine at 1 site in China.

Recruiting

Looking for participants now. Contact the study team or a site below to ask about taking part.

Sites and contacts
Official record
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Trial summary

Through prospective registration and follow-up, this study will collect data of patients with intracranial/carotid stenosis, including clinical information, neuropsychological scales, multimodal magnetic resonance images. Read more about this study

Who is it for?
Ages 40 years and older
Conditions the study is for
Cognitive Function, Stenosis
What is being tested?
standard medical treatment and Interventional stenting
Type of treatment
Surgery or procedure
How many people
500 participants
Where
1 siteChina
Study dates
1 Jan 2022to 31 Dec 2029
Phase
Observational
Are there results?
Not yet: the study is under way

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 40 years and older
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Study population: Patients with intracranial / carotid stenosis aged ≥ 40 years

Who may be able to join

  • Patients aged ≥ 40 years
  • ≥ 50% stenosis in unilateral intracranial / carotid artery
  • Written informed consent available

Who cannot join

  • Previous history of major head trauma and any intracranial surgery
  • Intracranial abnormalities, such as intracerebral hemorrhage, subarachnoid hemorrhage and other space occupying lesions
  • Extrapyramidal symptoms or mental illness which may affect neuropsychological measurement
  • Severe loss of vision, hearing, or communicative ability
  • Exit Criteria:
  • Not meet the inclusion criteria
  • For any poor adherence, not comply with the requirements of the follow-up, or safety reasons determined by investigator
  • Any adverse or serious adverse events during the study period judged by investigator

Trial locations and contacts

1 site in 1 country. Contact the study team or a site near you to ask about taking part.

Min Lou, PhD, MD contact

13958007213

lm99@zju.edu.cn

China1 site, 1 recruiting
  • Second Affilated Hospital of Zhejiang University, School of Medicine

    Hangzhou, Zhejiang, 310009

    Min Lou, PhD, MD, 13958007213, lm99@zju.edu.cn

    Recruiting

Other trials in China

About this study

Through prospective registration and follow-up, this study will collect data of patients with intracranial/carotid stenosis, including clinical information, neuropsychological scales, multimodal magnetic resonance images. The investigators aim to analyze clinical and imaging characteristics of patients with cognitive impairment related to intracranial/carotid stenosis, in order to achieve early identification of cognitive impairment.

Being tested
standard medical treatment, Interventional stenting
Keywords
Cognitive Function, Intracranial / Carotid Stenosis
Medical subject headings
Constriction, Pathologic, Carotid Stenosis

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • standard medical treatmentDrug

    standard medical treatment

  • Interventional stentingProcedure or surgery

    Interventional stenting

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Changes in the scores of Mini-mental State Examination

    Total score of 30. Higher scores mean a better outcome.

    Measured: 2 years

Secondary outcomes (10)
  1. Incidence of stroke event including ischemic and hemorrhagic stroke

    Measured: 2 years

  2. Changes in cerebral glymphatic function

    assessed by non-invasive diffusion tensor image analysis along the perivascular space (ALPS-index)

    Measured: 2 years

  3. Changes in the scores of Montreal Cognitive Assessment

    Total score of 30

    Measured: 2 years

  4. Changes in cerebral blood flow in the territory of the culprit artery

    Measured: 2 years

  5. Changes in the scores of Colour Trail Test

    Measured: 2 years

  6. Changes in the scores of Hopkins Verbal Learning Test

    Measured: 2 years

  7. Changes in the scores of clock drawing test

    Measured: 2 years

  8. Changes in the scores of Animal Fluency Test

    Measured: 2 years

  9. Changes in the scores of Olfactory stick test

    Measured: 2 years

  10. Changes in metabonomics

    include blood and fecal samples

    Measured: 2 years

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted12 Apr 2022
  2. Study start1 Jan 2022
  3. Primary completion31 Dec 2027 (estimated)
  4. Study completion31 Dec 2029 (estimated)

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Observational
Observational model
Cohort
Time perspective
Prospective
Enrolment
500 participants (estimated)
IDs, dates and publications
ClinicalTrials.gov ID
NCT05322824
Sponsor's protocol ID
ROSE
Status last verified
Mar 2023
First submitted
1 Apr 2022
Last updated
18 Apr 2023
Results posted
No
FDA-regulated drug
No
FDA-regulated device
No

Questions about this trial

What is this clinical trial studying?

An observational study of Cognitive Function and Stenosis, run by Second Affiliated Hospital, Zhejiang University, School of Medicine at 1 site in China.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 3 inclusion and 8 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: looking for participants now, as of the sponsor's last update on 18 Apr 2023. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in China. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

Are results available for this study?

This study is still under way. Results are not available in the source record yet.

How can a doctor refer a patient or contact the research team?

Contact Min Lou, PhD, MD (13958007213, lm99@zju.edu.cn), or a site near the patient. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Changes in the scores of Mini-mental State Examination (time frame: 2 years). It is what the study was designed to measure, not a finding.

Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 18 Apr 2023.

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