Why the study?
Does uncomplicated essential hypertension affect cognitive performance compared to normotensive subjects?
Population
108 subjects, comprising 54 with uncomplicated essential hypertension and 54 normotensive subjects.
Comparison
Uncomplicated essential hypertension (exposure) vs Normotensive subjects
Design
Case-control
Authors
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Hypertension linked to poorer cognition only in less-educated subjects; leaves open education as moderator, needs prospective confirmation.
Does uncomplicated essential hypertension affect cognitive performance compared to normotensive subjects?
Education level plays a crucial role in the relationship between hypertension and cognitive dysfunction, with less educated hypertensive patients showing poorer cognitive performance than normotensives.
Elias et al. (1987) studied this question.
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