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Unadjusted 12‐month mortality by discharge Hb. In final adjusted models, including restricted cubic spline terms P value for nonlinearity = 0.12. Seventy‐four (27.8%) had a Hb ≤10 g/dL, and 55.4% of these patients died of a cardiovascular cause. Cardiovascular death was the most common cause of death in patients with a discharge Hb ≤10 g/dL. Abbreviations: Hb, hemoglobin
