Univariate regression model for each quartile group H-FABP, adjusted HR for each group: Q1 HR = 1.0, Q2 HR = 2.32 (95% CI 1.25 - 4.30, p = 0.007), Q3 HR = 3.17 (95% CI 1.73 - 5.82, p < 0.001) and Q4 HR = 4.88 (95% CI 2.67 - 8.93, p < 0.001).