Clinical And Economic Burden Of Eosinophilic COPD In A Large Retrospective US Cohort.
Frank TrudoLee KallenbachJoseph VaseyYen ChungAlan WilkLukas SlipskiDan O'BrienCharlie B StrangePublished in: International journal of chronic obstructive pulmonary disease (2019)
COPD patients with EOS counts ≥220 cells/µL were more likely to have had moderate or severe exacerbations and greater cost of care than those with EOS <220 cells/µL.