. Author manuscript; available in PMC: 2017 Aug 1.

Published in final edited form as: Am J Obstet Gynecol. 2016 Mar 2;215(2):241.e1–241.e8. doi: 10.1016/j.ajog.2016.02.046

Table 3.

Associations between Lactation Duration and Postpartum Systolic and Diastolic Blood Pressure in Adjusted Models (N=379)

	Postpartum Systolic Blood Pressure				Postpartum Diastolic Blood Pressure
	Unadjusted		Fully Adjusted^*		Unadjusted		Fully Adjusted^*
	β	95% CI	β	95% CI	β	95% CI	β	95% CI
Gestational HTN
Lactated < 3 mos	−12.0	(−22.4, −1.6)⁺	−13.0	(−24.2, −1.9)⁺	−6.3	(−15.2, 2.6)	−8.0	(−18.6, 2.6)
Lactated 3-6 mos	−7.7	(−19.0, 3.7)	−4.1	(−15.6, 7.3)	−5.7	(−15.4, 4.1)	−4.6	(−15.5, 6.2)
Lactated > 6 mos	−16.7	(−28.0, −5.3)^†	−16.3	(−28.3, −4.4)^†	−15.5	(−25.3, −5.8)^†	−16.8	(−28.1, −5.5)^†

HTN=hypertension

Adjusted for age, race, education, time since delivery, and pre-pregnancy BMI with never lactated as reference category

⁺

p-value < 0.05

^†

p-value < 0.01