Factors associated with exacerbation in mild- to-moderate COPD patients.

ABSTRACT:

Introduction

COPD exacerbation negatively impacts the patient's quality of life and lung function, increases mortality, and increases socioeconomic costs. In a real-world setting, the majority of patients with COPD have mild-to-moderate airflow limitation. Therefore, it is important to evaluate COPD exacerbation in patients with mild-to-moderate airflow limitation, although most studies have focused on the patients with moderate or severe COPD. The objective of this study was to evaluate factors associated with COPD exacerbation in patients with mild-to-moderate airflow limitation.

Methods

Patients registered in the Korean COPD Subtype Study cohort were recruited from 37 tertiary referral hospitals in Korea. We obtained their clinical data including demographic characteristi

SUBMITTER: Kim JK 

PROVIDER: S-EPMC4914068 | biostudies-literature | 2016

REPOSITORIES: biostudies-literature