Journal article

Calcium intakes among Australian women: Geelong Osteoporosis Study

JA Pasco, KM Sanders, MJ Henry, GC Nicholson, E Seeman, MA Kotowicz

Internal Medicine Journal | ADIS PRESS AUSTRALASIA P/L | Published : 2000


BACKGROUND: Dietary calcium deficiency may be a risk factor for osteoporosis. AIMS: To estimate habitual calcium intakes and prevalence of calcium supplementation among free-living Australian women and validate a calcium-specific food-frequency questionnaire. METHODS: Calcium intakes for 1045 randomly selected women (20-92 years) were estimated by questionnaire which was tested against estimates from four day weighed records kept by 32 randomly selected women. RESULTS: The mean difference between calcium estimates was not statistically significantly different from zero (mean difference=121 mg; standard deviation of differences=357 mg; p>0.05). There was moderate agreement (weighted kappa=0.4..

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University of Melbourne Researchers