May support relaxed BP targets in the very elderly; challenges consensus yet leaves open causality and practice change.
A recent study in Finland found a paradoxical graded positive association between blood pressure and survival in people aged 85 and over 1 . Other studies have shown a lack of association between hypertension and mortality in elderly people but not this unexpected advantage in terms of survival, possibly because they had too few very old subjects 2-4 . We tested this relation in another cohort
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Langer et al. (1989) studied this question.
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