Association of smoking cessation with airflow obstruction in workers with silicosis: A cohort study
Shuyuan Yang,
Chi Kuen Chan,
Maggie Haitian Wang
et al.
Abstract:Background
Studies in general population reported a positive association between tobacco smoking and airflow obstruction (AFO), a hallmark of chronic obstructive pulmonary disease (COPD). However, this attempt was less addressed in silica dust-exposed workers.
Methods
This retrospective cohort study consisted of 4481 silicotic workers attending the Pneumoconiosis Clinic during 1981–2019. The lifelong work history and smoking habits of these workers were extracted from medical records. Spirometry was carried … Show more
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