Fig. 2From: Hypochromic red cells as a prognostic indicator of survival among patients with systemic sclerosis screened for pulmonary hypertensionKaplan-Meier analysis of hypochromic red cells > 2% vs. ≤ 2%. Hypochromic erythrocytes > 2% significantly predicted survival in the study cohort (p = 0.018)Back to article page