Table 100Combined vitamin D and calcium and incident hypertension: Characteristics of RCTs

AuthorYear
Study Name
Location
(Latitude)
[PMID]
PopulationBackground Calcium Intake & Vitamin D DataComparisonsComplianceComments
Margolis 2008211
WHI
US
(various)
[18824662]
  • Health status
  • Mean age (range), y
  • Male (%)
No HTN
62 (50–79)

0
Ca: 1148 (654) mg/d in treatment group; 1154 (658) in placebo group 52% used Ca supplements 40% had intake 1200 mg/d (based on all subjects, including those with hypertension)Combined Vit D + Ca supplement vs. PlaceboSee page242Mean dose of open label supplemental Ca increased by <100 mg/d from 325 mg/d at enrollment; similar in both groups (based on all subjects including those with hypertension)

From: 3, Results

Cover of Vitamin D and Calcium
Vitamin D and Calcium: A Systematic Review of Health Outcomes.
Evidence Reports/Technology Assessments, No. 183.
Chung M, Balk EM, Brendel M, et al.

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