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The association between vitamin D and tuberculosis prevalence in China: plasma vitamin D level and vitamin D receptor polymorphisms

The association between vitamin D and tuberculosis prevalence in China: plasma vitamin D level and vitamin D receptor polymorphisms

Status
Recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR-EOC-17011126
Enrollment
Unknown
Registered
2017-04-12
Start date
2017-04-11
Completion date
Unknown
Last updated
2017-12-18

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

Conditions

Tuberculosis

Interventions

low vitamin D level group
normal vitamin D level group:none

Sponsors

Beijing Chest Hospital, Capital Medical University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 65 Years

Inclusion criteria

Inclusion criteria: aged 18-65 years; smear positive or culture positive; X-ray or CT scan present active lesion

Exclusion criteria

Exclusion criteria: combine serious disease or respiratory failure; combine diabetes mellitus and blood glucose uncontrolled; HIV+; combine mental disease; drug resistance tuberculosis; pregnancy or breastfeeding

Design outcomes

Primary

MeasureTime frame
vitamin D level;vitamin D receptor gene polymorphisms;the sputum negative conversion rates in two month;the sputum negative conversion rates at the end of treatment;cure rate;recurrence rate;—

Secondary

MeasureTime frame
IFN-?;IL-32;—

Countries

China

Contacts

Public ContactXiaoyou Chen

Beijing Chest Hospital, Capital Medical University

chenxy1998@hotmail.com+86 10 89509343

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026