Trends in the clinical characteristics of the U.S. cystic fibrosis patient population from 1995 to 2005.


RATIONALE Respiratory signs and symptoms (cough, sputum production, or crackles) are considered bellwethers of underlying cystic fibrosis (CF) lung disease. If respiratory signs and symptoms predict future lung function loss, then improvements in population lung function over the past decade should have been paralleled by a decrease in the prevalence of… (More)
DOI: 10.1002/ppul.20830