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Fig. 3 | BMC Pulmonary Medicine

Fig. 3

From: High hemoglobin is associated with increased in-hospital death in patients with chronic obstructive pulmonary disease and chronic kidney disease: a retrospective multicenter population-based study

Fig. 3

Relation between in-hospital mortality and Hb levels. a, The patients were stratified by non-CKD or CKD. b, The patients were stratified by non-CKD, early CKD or advanced CKD. As the number of patients with Hb levels > 14 g/dL was small in the advanced CKD group, the groups within intervals above 14 g/dL were merged

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BMC Pulmonary Medicine

ISSN: 1471-2466

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