Why the study?
Does calcium supplementation reduce blood pressure in normotensive white and black men?
Population
75 normotensive black (n=21) and white (n=54) men, aged 19 to 52 years.
Comparison
Calcium supplementation 1500 mg/d for 12 weeks. vs Matching placebo for 12 weeks.
Design
RCT, Randomly assigned within racial groups, Double-blind, placebo-controlled
Follow-up
12 weeks
Authors
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Supports modest BP lowering with calcium in normotensive men; confirms consistent effect across races.
Does calcium supplementation reduce blood pressure in normotensive white and black men?
Calcium supplementation (1500 mg/d) modestly lowers mean arterial pressure in normotensive men regardless of race.
Roseann M. Lyle (1987) studied this question.
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