S9 Piecing together the jigsaw: healthcare professionals’ perceptions of pulmonary rehabilitation for patients with COPD

Abstract

or to confounding due to differences in case-mix severity. Methods PR services across England and Wales provided data for all consenting patients assessed for PR between Jan and April 2015. Mortality data were extracted from the Office for National Statistics (ONS) from Jan 2015 -Jan 2017. Time to event analysis was performed until Jan 2017 using Cox proportional hazards model adjusted for baseline gender, age [yr], FEV 1 [L], Body Mass Index (BMI) category, MRC dyspnoea grade, smoking status, presence of co-morbidities and Incremental Shuttle Walk distance (ISWT) [m]. Results 1755 patients had complete datasets for all components of the model: 53% male, mean [SD] age 69 [9] yrs, FEV 1 1.