Fig. 4From: Insulin-like growth factor binding protein-2: a new circulating indicator of pulmonary arterial hypertension severity and survivalKaplan-Meier survival curve for IGFBP2 in the PAHB cohort. The curves represent survival analysis of PAH cohort dichotomized by median serum IGFBP2 (n = 200, p < 0.0001) concentrationBack to article page