Interleukin-6 was higher in patients with sepsis (187 (86 to 615) pg/ml; n = 15; P <0.05) or cardiogenic shock (387 (43 to 626) pg/ml; n = 15; P <0.05) than in controls (4 (1 to 15) pg/ml; n = 10). This evidence concerns the gene IL6 and Sepsis.