Moreover, there were also statistical differences in age (p < 0.001), education (p < 0.001), gender (p < 0.001), smoker (p = 0.009), tea drinker (p < 0.001), hobby (p < 0.001), diabetes (p < 0.001), hypertension (p = 0.006), MMSE (p < 0.001), and MoCA (p < 0.001) among the three groups. This evidence concerns the gene DOCK3 and hypertensive disorder.