Past oral contraceptive use and self-reported high blood pressure in postmenopausal women

BMC Public Health

Table 2 The odds for having high blood pressure in postmenopausal women who had previously used hormonal contraceptives compared with women who have never used hormonal contraceptives, stratified by current age

Current age	HC use	n	% HBP	Unadjusted OR (99% CI)	Unadjusted P value	Adjusted^†OR (99% CI)	Adjusted P value
<58 yrs	Never	1411	8.9	1.0		1.0
	Past use	10647	10.6	1.2 (0.9 to 1.6)	0.05	1.1 (0.8 to 1.5)	0.36
58 to 66 yrs	Never	1586	20.7	1.0		1.0
	Past use	9213	19.6	0.9 (0.8 to 1.1)	0.29	0.9 (0.7 to 1.1)	0.11
≥67 yrs	Never	5512	33.2	1.0		1.0
	Past use	5920	33.4	1.0 (0.9 to 1.1)	0.86	0.9 (0.8 to 1.0)	0.06

HC = Hormonal Contraceptive; HBP = High Blood Pressure; OR = Odds Ratio; CI = Confidence Interval. ^†Adjusted for income, country of origin, BMI, smoking, alcohol, exercise, family history of high blood pressure, menopausal hormone therapy use, number of children, whether they breastfed, and age of menopause.

ISSN: 1471-2458