Do blood eosinophil levels affect the prognosis of AECOPD patients?

We read with great interest the article recently published by Ruiying et al. entitled “Clinical features and three-year prognosis of AECOPD patients with different levels of blood eosinophils”. 1 Ruiying W. Zhaoyun Jianying X Clinical features and three-year prognosis of AECOPD patients with different levels of blood eosinophils. Heart Lung. 2022; (Published online: June 07, 2022): p29-p39 Abstract Full Text Full Text PDF PubMed Scopus (3) Google Scholar Author response to: Clinical features and three-year prognosis of AECOPD patients with different levels of blood eosinophilsHeart & Lung: The Journal of Cardiopulmonary and Acute CareVol. 56PreviewDear editor, Full-Text PDF