Ko-On K. Teo

The burden and long-term outcomes of diagnosed and underdiagnosed COPD across diverse communities from high-income, middle-income, and low-income countries: the Prospective Urban Rural Epidemiology (PURE) study.

BACKGROUND Airflow obstruction detected on spirometry is a hallmark of chronic obstructive pulmonary disease (COPD) and is needed for the diagnosis of COPD. Sparse data in high-income countries (HICs) have reported high prevalence of underdiagnosed COPD with poor clinical outcomes. Data are missing for low-income and m...