Geneva, July 20 -- International Clinical Trials Registry received information related to the study (ChiCTR2600127889) titled 'Blood and sputum exposomics of exogenous chemicals in patients with acute exacerbation of chronic obstructive pulmonary disease' on July 9.

Study Type: Observational study

Study Design: Case-Control study

Primary Sponsor: Shaoxing People's Hospital

Condition: Chronic obstructive pulmonary disease

Intervention: Healthy Control group:None

Recruitment Status: Not Recruiting

Phase: N/A

Date of First Enrollment: 2026-07-09

Target Sample Size: Healthy Control group:50;AECOPD group:150;

Countries of Recruitment: China

To know more, visit https://www.chictr.org.cn/showproj.html?proj=331998

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