Objectives To determine reference values for the 1-min sit-to-stand (STS) test in an adult
population. Methods Cross-sectional study nested within a nationwide health promotion …

Nitrogen dioxide (NO 2 ) remains an important traffic-related pollutant associated with both
short- and long-term health effects. We aim to model daily average NO 2 concentrations in …

Background: Telecoaching approaches can enhance physical activity (PA) in patients with
chronic obstructive pulmonary disease (COPD). However, their effectiveness is likely to be …

Background Electronic nicotine-delivery systems — also called e-cigarettes — are used by
some tobacco smokers to assist with quitting. Evidence regarding the efficacy and safety of …

Background: The impact of nitrogen dioxide ( NO 2 ) and particulate matter with an aerodynamic
diameter of less than or equal to 2.5. microns ( PM 2.5 ) exposures on lung function has …

Background COPD exacerbation incidence rates are often ascertained retrospectively through
patient recall and self-reports. We compared exacerbation ascertainment through patient …

Background Several cross-sectional and short-term studies suggest that patient-reported
outcomes (PROs) may be useful to help predict COPD exacerbations, but evidence from long-…

… Alexandra Strassmann, Anja Frei, Mathias Guler and Philippe Giroud supported the … Alexandra
Strassmann and Julia Braun performed quantitative data analysis. Alexandra Strassmann …

Introduction Many countries have implemented indoor smoking bans over the past two
decades. Although smoking bans have been shown to reduce cardiovascular outcomes, little is …

Rationale: Most studies determining the prevalence of airway obstruction are limited to short
time periods. Objectives: Because temporal trends of obstruction in populations are largely …