NCT01476150

Brief Summary

  1. 1.To establish a BMD reference database of Beijing's urban population, China.
  2. 2.To determine the prevalences and risk factors of osteoporosis and osteopenia in Beijing's urban population, China.
  3. 3.To describe the 25OHD level and estimate the prevalence of vitamin D insufficiency and deficiency of Beijing's urban population, China.
  4. 4.Estimation of the prevalence of osteoporotic fracture (vertebral) in over age of 60 of Beijing's urban population, China.

Trial Health

43
At Risk

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Trial has exceeded expected completion date
Enrollment
10,000

participants targeted

Target at P75+ for all trials

Timeline
Completed

Started Jan 2012

Typical duration for all trials

Geographic Reach
1 country

1 active site

Status
unknown

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

First Submitted

Initial submission to the registry

November 15, 2011

Completed
7 days until next milestone

First Posted

Study publicly available on registry

November 22, 2011

Completed
1 month until next milestone

Study Start

First participant enrolled

January 1, 2012

Completed
2 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

January 1, 2014

Completed
2 months until next milestone

Study Completion

Last participant's last visit for all outcomes

March 1, 2014

Completed
Last Updated

November 23, 2011

Status Verified

November 1, 2011

Enrollment Period

2 years

First QC Date

November 15, 2011

Last Update Submit

November 22, 2011

Conditions

Osteoporosis

Outcome Measures

Primary Outcomes (1)

  • A BMD reference database of Beijing's urban population, China.

    2 years

Secondary Outcomes (1)

  • The prevalences and risk factors of osteoporosis and osteopenia in Beijing's urban population, China.

    2 years

Study Arms (8)

Dongcheng

Haidian

Xicheng

Chaoyang

Chongwen

Tongzhou

Fengtai

Xuanwu

Eligibility Criteria

Age20 Years - 79 Years
Sexall
Healthy VolunteersNo
Age GroupsAdult (18-64), Older Adult (65+)
Sampling MethodProbability Sample
Study Population

The study will comprise 10,000 people aging from 20 to 79 residing in urban Beijing, China. All of them are members of Beijing Municipal Health Insurance (Beijing is a city that buy medical insurances for all of its residents).

You may qualify if:

  • to 79 residents in urban Beijing, China.

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

China-Japan Friendship Hospital

Beijing, Beijing Municipality, 100029, China

Location

Biospecimen

Retention: SAMPLES WITHOUT DNA

complete blood

MeSH Terms

Conditions

Osteoporosis

Condition Hierarchy (Ancestors)

Bone Diseases, MetabolicBone DiseasesMusculoskeletal DiseasesMetabolic DiseasesNutritional and Metabolic Diseases

Study Officials

  • Shukun Yao

    China-Japan Friendship Hospital

    STUDY CHAIR

Central Study Contacts

Huiqiong Zhou, MD., PhD.

CONTACT

+86-10- 8420 5721hqzhou@hotmail.com

Xia Liu, MD., PhD.

CONTACT

+86-10- 8420 5721drliuxia@hotmail.com

Study Design

Study Type
observational
Observational Model
ECOLOGIC OR COMMUNITY
Time Perspective
CROSS SECTIONAL
Sponsor Type
OTHER
Responsible Party
PRINCIPAL INVESTIGATOR
PI Title
Chief, Dept. of Rheumatology & Immunology, China-Japan Friendship Hospital

Study Record Dates

First Submitted

November 15, 2011

First Posted

November 22, 2011

Study Start

January 1, 2012

Primary Completion

January 1, 2014

Study Completion

March 1, 2014

Last Updated

November 23, 2011

Record last verified: 2011-11

Locations

CN(1)