U.S., June 19 -- ClinicalTrials.gov registry received information related to the study (NCT07026370) titled 'China Pulmonary Health Study' on May 30.

Brief Summary: The China Pulmonary Health Study (CPHS) was a large-scale epidemiological survey designed to investigate the pulmonary health of Chinese adults aged 20 years or older leveraging a multistage stratified sampling scheme between 2011 and 2014 in mainland China. Briefly, a total number of 57,779 local residents were recruited from 10 representative provinces and municipalities and were invited to participate in the study. A final number of 50,991 adults who met the major inclusion criteria could be considered in further analyses.

In order to investigate the changes of pulmonary he...