Table 6 Comparison of ABI and CAVI between high and low levels of GDF15 after one year of follow up
Variable | GDF15 < 50th | GDF15 > = 50th |  |
|---|---|---|---|
n = 87 | n = 87 | p | |
ABI | Â | Â | Â |
 Right | 1.06 ± 0.13 | 1.02 ± 0.16 | 0.068 |
 Right < 0.9 | 10(11.5) | 15(17.2) | 0.280 |
 Left | 1.06 ± 0.13 | 1.03 ± 0.15 | 0.130 |
 Left < 0.9 | 5(5.7) | 12(13.8) | 0.319 |
 R + L < 0.9 | 11(12.6) | 17(19.5) | 0.216 |
CAVI | Â | Â | Â |
 Right | 9.2 ± 1.3 | 9.4 ± 1.2 | 0.308 |
 Left | 9.2 ± 1.4 | 9.5 ± 1.3 | 0.191 |