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Health Status of the Oldest-old Population

Health Status of the Oldest-old Population: a Population-based, Cohort Study

Status
UNKNOWN
Phases
Unknown
Study type
Observational
Source
ClinicalTrials.gov
Registry ID
NCT04553874
Enrollment
800
Registered
2020-09-18
Start date
2020-12-01
Completion date
2023-06-30
Last updated
2020-09-28

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

Conditions

the Health Status of the Oldest Old

Keywords

oldest-old; epidemiology; population-based; cohort

Brief summary

This study aims to investigate the health status of the oldest-old population and to explore the key factors associated with their quality of life The study will select all the elderly aged 85 years and above from Lanqiying Community, Qinghuayuan Street, Haidian District, Beijing, and enroll them after informed consent. Demographic, sociological, economic, physiological information and disease-related records will be collected through questionnaire interviews, scales, and examinations. After the first survey, the participants will be followed for 2 years to collect information about deaths or major health events. The baseline survey will be re-conducted two years later.

Detailed description

This study is a population-based cohort study. Oldest-old people (aged 80 and over) will be enrolled. Data collection Social economics information include: name, gender, age, nationality, marital status, personal habits, occupation, level of education, family living situation, monthly income, way to go to a doctor and medical payment, etc The health status and disease will be obtained by review the medical records as well as the narration of the subjects and their family members. We will focus on diseases with high disability mortality, high social burden. Multiple indicators or abilities will be evaluated through the scale, including life or acting ability, nutritional status, cognitive ability, psychological status, social support, quality of life self-assessment, etc., so as to comprehensively understand the comprehensive information of the participants. Basic physical examination and special clinical examination will be performed to obtain multiple objective indicators reflecting the subject's physical function The basic health examination includes; Blood pressure, respiration, heart rate, pulse; Height, weight, waist circumference, hip circumference, arm circumference, calf circumference, grip strength, vital capacity, tooth condition, hearing condition, visual acuity, ECG, etc. Special examinations include the blood, urine, and stool specimens. Imageological examination like MRI, fundus photography, and optical coherence tomography will also be conducted.

Interventions

None listed

Sponsors

Beijing Tongren Hospital
CollaboratorOTHER
Peking University
Lead SponsorOTHER

Study design

Observational model
COHORT
Time perspective
PROSPECTIVE

Eligibility

Sex/Gender
ALL
Age
80 Years to No maximum
Healthy volunteers
No

Inclusion criteria

* All the people aged 80 years and above in the target community in Beijing

Exclusion criteria

* People who were hospitalized for long period (6 months or more) or at the end of their lives were excluded.

Design outcomes

Primary

MeasureTime frameDescription
Death3 yearsThe incidence of death during the study period

Countries

China

Contacts

Primary Contactchun zhang, doctor
zhangc1@yahoo.com8618601031059
Backup Contactcancan xue, doctor
xuecancan1992@163.com8613051555260

Outcome results

None listed

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