Table 2.

Mean BMI among women aged 45 – 63 years corresponding to selected characteristics

Characteristics	n	Mean BMI (95% CI)	p value
Parity			0.0001
Nulliparous	52	27.6 (26.0 – 29.1)
1 – 2	164	27.5 (26.9 – 28.2)
≥3	1,403	29.3 (29.0 – 29.6)
Age			0.060
<50 years	659	29.3 (29.0 – 29.7)
≥50 years	960	28.9 (28.5 – 29.2)
Marital status			0.459
Married	15	29.1 (28.8 – 29.3)
Single (divorced/widowed/unmarried)	1,605	28.8 (28.0 – 29.6)
Education level			0.120
Less than elementary level	929	29.2 (28.9 – 29.6)
At least elementary level	690	28.8 (28.5 – 29.2)
Occupation			0.001
Housewife	1,427	29.2 (28.9 – 29.5)
Employed	192	27.9 (27.3 – 28.6)
Savings situation			0.082
With savings	250	28.5 (28.0 – 29.1)
No savings	1,369	29.2 (28.9 – 29.4)
Smoking status			0.294
Smoker	18	27.8 (25.7 – 29.9)
Nonsmoker	1,601	29.1 (28.8 – 29.3)
Age at menarche			0.430
<13 years	411	29.2 (28.7 – 29.7)
≥13 years	1,208	29.0 (28.7 – 29.3)
Abortions			0.984
None	964	29.1 (28.7 – 29.4)
At least one	655	29.1 (28.7 – 29.4)
Menopausal status			0.002
Premenopause	656	29.5 (29.1 – 29.9)
Postmenopause	963	28.7 (28.4 – 29.1)