Fig. 4From: Hypoxia inducible factor-1 alpha and prolinhydroxlase 2 polymorphisms in patients with severe sepsis: a prospective observational trialKaplan-Meier plot of 30-day mortality of 128 patients with severe sepsis stratified by prolyl-hydroxylase 2 (PHD; rs480902) genotypes. Kaplan-Meier estimators for the three subcohorts. CC = homozygous CC genotype (n = 72); CT = heterozygous genotype (n = 44); TT = homozygous TT genotype (n = 12); p = 0.802Back to article page