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Table 4 Trend of femoral neck and lumbar spine BMD based on parity

From: Association between parity and bone mineral density in postmenopausal women

Parity

Sample size (n)

Adjust Mean (95% CI)

Femoral neck BMD (g/cm2 )

Lumbar spine BMD (g/cm2 )

1–2

462

0.763 (0.752, 0.774)

0.964 (0.951, 0.978)

3–5

409

0.760 (0.748, 0.772)

0.950  (0.936, 0.965)

≥ 6

53

0.763  (0.721, 0.805)

0.892  (0.841, 0.943)

P for trend

 

0.755 

0.010 

  1. Age, BMI, total calcium, serum phosphorus, age at menarche, years since menopause, family PIR, race, education level, smoking behavior, alcohol consumption, PA, HRT, ever treated for osteoporosis, drug use, diabetes, arthritis, emphysema, chronic bronchitis, liver disease, kidney disease, and thyroid disease were adjusted
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BMC Women's Health

ISSN: 1472-6874

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