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Environmental exposure and health effects of secondary particulate matter and ozone

Environmental exposure and health effects of secondary particulate matter and ozone

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR1900023694
Enrollment
Unknown
Registered
2019-06-07
Start date
2013-08-19
Completion date
Unknown
Last updated
2019-06-11

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

Conditions

Pre-diabetes

Interventions

Case series:Nil

Sponsors

College of Environmental Sciences and Engineering, Peking University
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: (1) PreDM subjects (6.1<FBG<7.0 mmol),Healthy subjects (FBG<6.1 mmol); (2) aged 50 to 65 years; (3) Nonsmoker or those who has been stop smoking longer than 3 years.

Exclusion criteria

Exclusion criteria: (1) Diagnosed with diabetes; (2) Family diabetes history; (3) History of any CV or metabolic diseases, including hypertension, hyperlipidemia, tumor, coronary heart disease, cardiomyopathy, arrhythmia, stroke,hepatitis A/B, leukemia, biliary calculus, thyroid nodule, sick sinus syndrome or wearing cardiac pacemaker, hyperthyroidism, hypothyroidism, multiple myeloma, rheumatoid, pancreatitis, reflux esophagitis, thyroidectomy.

Design outcomes

Primary

MeasureTime frame
questionnaire;peripheral blood;urine;exhaled gas;exhaled gas condensate;endothelial function;—

Countries

China

Contacts

Public ContactTong Zhu

Peking University

tzhu@pku.edu.cn+86 10 62754789

Outcome results

None listed

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