Anemia and Survival in Chronic Obstructive Pulmonary Disease: A Dichotomous rather than a Continuous Predictor
Author(s) -
Afroditi Boutou,
Sarah Karrar,
Nicholas S Hopkinson,
Michael I. Polkey
Publication year - 2012
Publication title -
respiration
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 1.264
H-Index - 81
eISSN - 1423-0356
pISSN - 0025-7931
DOI - 10.1159/000338792
Subject(s) - medicine , copd , hazard ratio , anemia , gastroenterology , proportional hazards model , cohort , population , hemoglobin , confidence interval , environmental health
Chronic obstructive pulmonary disease (COPD) is a disorder characterized by high mortality. Hemoglobin (Hb) concentration has a prognostic impact on COPD patients receiving long-term oxygen treatment, but its value as an independent predictor of survival among stable COPD outpatients has not been fully clarified by previous studies.
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