Association between parity and bone mineral density in postmenopausal women

BMC Women's Health

Table 5 Associations between parity and osteoporosis of femoral neck and lumbar spine

Parity	Osteoporosis (n)	No osteoporosis (n)	Odds ratio (95% CI)	p value
Femoral neck
1–2	20	442	Reference	—
3–5	16	393	0.974 (0.411, 2.307)	0.952
≥ 6	1	52	1.019 (0.099, 10.488)	0.987
Lumbar spine
1–2	34	428	Reference	—
3–5	43	366	1.096 (0.633, 1.900)	0.743
≥ 6	17	36	3.876 (1.637, 9.175)	0.002

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

ISSN: 1472-6874