|
Reference;
Location (Latitude)
|
Population Description
|
Background Calcium Intake and Vitamin D Data
|
Comparisons
|
Compliance
|
Comments
|
|
Cheng et al., 2005
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Health status: Healthy
Mean age (range), y: 11.2 (10–12)
Male (%): 0
|
Diet vit D: 100 IU/d
|
200 IU vit D3/d + 1,000 mg Ca carbonate/d vs. placebo
|
65% completed intervention with > 50% compliance
|
|
|
|
Ca: 670 mg/d
|
|
|
Jyvaskyla, Finland (62°24′N)
|
|
|
Bolton-Smith et al., 2007
|
Health status: Healthy (assumed postmenopausal)
Mean age (range), y: 68 (≥ 60)
Male (%): 0
|
25OHD: 59.4 nmol/L
|
400 IU vit D3/d + 100 mg elemental Ca/d vs. placebo
|
Good supplement adherence based on pill count (median, 99; IQE 97.3–99.8%)
|
Noncompliant women were excluded
|
|
|
Ca: 1,548 mg/d
|
|
UK (54°N)
|
|
Zhu et al., 2008b
|
Health status: nd (assumed postmenopausal)
Mean age (SD), y: 74.8 (2.6)
Male (%): 0
|
25OHD: 68 nmol/L
|
1,000 IU vit D2/d + 1,200 mg Ca citrate/d vs. placebo
|
No differences in adherence among groups (81–89% by tablet counting)
|
|
|
Western Australia
|
Ca: 1,010 mg/d
|
|
|
Moschonis and Manios, 2006
|
Health status: Postmenopausal
|
Diet vit D: 23.6 IU/d
|
300 IU vit D3/d + 1,200 mg Ca/d (from low-fat dairy products) vs. control (usual diet)
|
Dairy group 93% (assessed via information obtained at the biweekly sessions)
|
Control group had no intervention (or usual diet), so compliance issue not applicable
|
|
Mean age (range), y: 61 (55–65)
Male (%): 0
|
Ca 680.0 mg/d
|
|
Greece (31°N)
|
|
|
NOTE: IU = International Units; nd = not determined; SD = standard deviation; UK = United Kingdom; vit = vitamin; y = year(s).
aThis table has been truncated for the purposes of this chapter, but it can be found in its entirety in Appendix D.
SOURCE: Chung et al. (2009).
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