Fig. 3From: Retinal capillary rarefaction in patients with untreated mild-moderate hypertensionCorrelation of capillary density and duration of hypertension. 3a: Intercapillary distance and duration of hypertension (r = 0.263, p = 0.002). 3a: Capillary area and duration of hypertension (r = −0.243, p = 0.006)Back to article page