Re: Dairy Lies.

The complete article can be found at:

http://www.ajcn.org/cgi/content/full/77/1/257#T1


On Sun, 27 Nov 2005 07:04:51 GMT, nosoam@xxxxxxx wrote:

>1: Am J Clin Nutr. 2003 Jan;77(1):257-65. Related Articles, Links
>
>Milk intake during childhood and adolescence, adult bone density, and
>osteoporotic fractures in US women.
>
>Kalkwarf HJ, Khoury JC, Lanphear BP.
>
>Division of General and Community Pediatrics, Children's Hospital Medical
>Center, Cincinnati, OH 45229-3039, USA. heidi.kalkwarf@xxxxxxxxx
>
>BACKGROUND: Calcium supplements increase bone mass in children, but the effect
>does not persist once supplementation is discontinued. OBJECTIVE: The objective
>of this study was to determine whether milk intake during childhood and
>adolescence, when controlled for current calcium intake, is associated with
>adult bone mass (ie, bone mineral content), bone mineral density, and the
>incidence of osteoporotic fracture. DESIGN: We used data from the third National
>Health and Nutrition Examination Survey of 3251 non-Hispanic, white women age
>>or=20 y. Bone density was measured at the hip. History of fracture of the hip,
>spine, or forearm was classified as a lifetime fracture (occurring after age 13
>y) or an osteoporotic fracture (occurring after age 50 y). Subjects reported
>frequency of milk consumption during childhood (aged 5-12 y) and during
>adolescence (aged 13-17 y). Regression models controlled for weight, height,
>age, menopause and use of estrogen, physical activity, smoking, and current
>calcium intake. RESULTS: Among women aged 20-49 y, bone mineral content was 5.6%
>lower in those who consumed <1 serving of milk/wk (low intake) than in those who
>consumed >1 serving/d (high intake) during childhood (P < 0.01). Low milk intake
>during adolescence was associated with a 3% reduction in hip bone mineral
>content and bone mineral density (P < 0.02). Among women aged >or=50 y, there
>was a nonlinear association between milk intake during childhood and adolescence
>and hip bone mineral content and bone mineral density (P < 0.04). Low milk
>intake during childhood was associated with a 2-fold greater risk of fracture (P
>< 0.05). CONCLUSION: Women with low milk intake during childhood and adolescence
>have less bone mass in adulthood and greater risk of fracture.
>
>PMID: 12499350 [PubMed - indexed for MEDLINE]
>
>--------------------------------------------------------------------------------

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