This study is a cross-sectional study. The study aims to determine the prevalence of asthma and COPD among workers in the Navanakorn Industrial Zone, Thailand. Thai subjects aged 18 years or older are included in the study.
Age
18–any
Sex
ALL
Healthy volunteers
Accepted
You may be eligible if
Age 18 years or older
You may not be if
Inability to perform spirometry
Clareo Health | Chronic Obstructive Pulmonary Disease and Asthma in Workers at Navanakorn Industrial Zone, Thailand
