TF and small vessel stroke: Furthermore, for the 2 SNPs available for small vessel stroke, neither was there any effect of iron status observed (serum iron OR, 0.98; 95% CI, 0.84–1.15; P=0.79; [log-transformed] ferritin OR, 0.94; 95% CI, 0.57–1.55; P=0.81; transferrin saturation OR, 0.98; 95% CI, 0.85–1.14; P=0.82; transferrin OR, 1.00; 95% CI, 0.66–1.52; P=0.998).