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contentuptodate· Content· item f6_39_6782

©2013 UpToDate ® Print Email Relation between calcium intake and calcium balance Plot of the regression lines relating calcium balance to calcium intake in premenopausal or estrogen-treated postmenopausal women (top line) and untreated postmenopausal women (bottom line). Positive calcium balance was achieved with calcium intakes above 1000 mg/day in the former group and 1500 mg/day in the latter group. Data from Heaney, RP, Recker, RR, Saville, PD, J Lab Clin Med 1978; 92:953.