GDF15 and peripheral arterial disease: Furthermore, biochemical analysis revealed that; HDL level (40.82 ± 9.11 vs 48.53 ± 9.69; P < .001) and PLT count (252.48 ± 87.55 vs 285.89 ± 71.12; P = .032) were significantly lower, CRP (8.11 ± 1.56 vs 4.25 ± 1.34; P < .001), monocyte/HDL ratio (0.215 ± 0.079 vs 0.184 ± 0.052; P = .016), and GDF-15 level (2403.38 ± 428.38 vs 655.27 ± 131.62; P < .001) were significantly higher in PAD(+) group.