Metabolic Syndrome and Vitamin D Level in Old People
Inverse Relationship Between Metabolic Syndrome and Vitamin D Level in Old People Without Vitamin D Deficiency
1 other identifier
observational
549
1 country
1
Brief Summary
In 2012, a cross-sectional survey sampling 1,966 community-dwelling old people was conducted. Structurized questionnaires were interviewed face-to-face by well-trained staffs. An overnight fasting blood were obtained for biochemistry parameters.
Trial Health
Trial Health Score
Automated assessment based on enrollment pace, timeline, and geographic reach
participants targeted
Target at P75+ for all trials
Started Jul 2012
Shorter than P25 for all trials
1 active site
Health score is calculated from publicly available data and should be used for screening purposes only.
Trial Relationships
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Study Timeline
Key milestones and dates
Study Start
First participant enrolled
July 30, 2012
CompletedPrimary Completion
Last participant's last visit for primary outcome
August 17, 2012
CompletedStudy Completion
Last participant's last visit for all outcomes
August 17, 2012
CompletedFirst Submitted
Initial submission to the registry
September 10, 2017
CompletedFirst Posted
Study publicly available on registry
November 17, 2017
CompletedJanuary 29, 2026
November 1, 2017
18 days
September 10, 2017
January 27, 2026
Conditions
Outcome Measures
Primary Outcomes (1)
Osteoporotic fracture rate
Vertebra, non-vertebra, major fracture
5 year
Eligibility Criteria
Tianliao District, located in Kaohsiung City in southern Taiwan, is a tropical, agriculture-based community. It is located at around 22N50' latitude, like Hawaii (18° 55' N to 28° 27' N), and about 7° farther south than Florida (24° 27' N to 31° 00' N). The annual average temperature is 25.1°C (range: 19.3-29.2°C), and its annual average sunshine duration is 212.2 hours (longest: 221.4 hours in July; shortest: 161.8 hours in December). In the 2012 census report, the total population of Tianliao District was 7800, and 1966 (25.2%) participants were ≥ 65 years old.
You may qualify if:
- more than 65-year-old
You may not qualify if:
- excluding empty houses, death, non-ambulatory subjects (subjects with significant disabilities, such as handicapped cerebral vascular accident, cancerous cachexia, unstable chronic diseases or psychiatric disorders, severe arthritis or inflammatory disease), uncomfortable anorexia by any medications, and non-reachable subjects
Contact the study team to confirm eligibility.
Sponsors & Collaborators
Study Sites (1)
Department of Family Medicine, National Cheng Kung Univ Hosp
Tainan, Taiwan
Related Publications (1)
Wu CH, Chen KT, Hou MT, Chang YF, Chang CS, Liu PY, Wu SJ, Chiu CJ, Jou IM, Chen CY. Prevalence and associated factors of sarcopenia and severe sarcopenia in older Taiwanese living in rural community: the Tianliao Old People study 04. Geriatr Gerontol Int. 2014 Feb;14 Suppl 1:69-75. doi: 10.1111/ggi.12233.
PMID: 24450563BACKGROUND
Biospecimen
Centrifuged blood serum (5 ml) was stored in -80'C refrigerator for each subject.
MeSH Terms
Conditions
Condition Hierarchy (Ancestors)
Study Design
- Study Type
- observational
- Observational Model
- COHORT
- Time Perspective
- CROSS SECTIONAL
- Target Duration
- 6 Years
- Sponsor Type
- OTHER
- Responsible Party
- PRINCIPAL INVESTIGATOR
- PI Title
- Associate Professor
Study Record Dates
First Submitted
September 10, 2017
First Posted
November 17, 2017
Study Start
July 30, 2012
Primary Completion
August 17, 2012
Study Completion
August 17, 2012
Last Updated
January 29, 2026
Record last verified: 2017-11
Data Sharing
- IPD Sharing
- Will not share