OP04 Airway Obstruction and All-Cause and Respiratory Mortality: Exploring the Relationship between three Definitions of Obstruction, Smoking using Healths Survey for England and Scottish Health Survey Data

Abstract

BackgroundDebate continues about the predictive value of different spirometry based definitions of chronic obstructive pulmonary disease (COPD). We explored the hazard of death for three overlapping definitions, and any significant...