Objective To investigate the relationship between hypertension and cognitive function in community-based elderly people aged 60 and over in Guiyang city.Methods By using multistage sampling technique,general conditions and healthy status were surveyed in 3229 old individuals aged ≥60 years.Blood pressure and the mini-mental state examination(MMSE)were measured.Results Hypertensive subjects had MMSE score 25.7?4.2 lower than that 26.3?3.6 in normotensive subjects(t=3.92,P