Hazard ratios and 95% confidence intervals for the prospective associations between serum 25-OH vitamin D status and incident fatal and non-fatal COPD stratified by FEV1% predicted.

¤<p>Persons with a diagnosis of COPD before baseline were excluded. Complete case analysis.</p>$<p>Adjusted for study population.</p>&<p>Further adjusted for gender, education, and season.</p>%<p>Further adjusted for alcohol consumption, smoking, leisure time physical activity, intake of fish, and BMI.</p><p>Abbreviations: CI, confidence interval; COPD, chronic obstructive pulmonary disease; BMI, body mass index; HR, hazard ratio; 25-OH-D, 25-hydroxyvitamin D; FEV1% predicted, forced expiratory volume in one second in % of predicted.