Table 4.

Association of Intention to Breastfeed After Returning to Work and Partner-Related Predictors Among Employed Mothers of Use of a Private Lactation Room by Multiple Logistic Regression Adjusted for the Employed Mother's Demographics and Work-Related Factors (n=608)

	Using milk expression breaks		Using lactation room		Continue to breastfeed between 1 and 6 months		Continue to breastfeed after 6 months
Variable	OR (95% CI)	p value	OR (95% CI)	p value	OR (95% CI)	p value	OR (95% CI)	p value
Partner's education (≥college versus ≤high school)	1.05 (0.66–1.65)	0.836	1.23 (0.80–1.87)	0.329	1.13 (0.68–1.89)	0.632	1.42 (0.77–2.63)	0.251
Partner's initial support of breastfeeding (breastfeeding versus milk formula)	1.43 (1.04–2.12)	0.029	1.72 (1.22–2.42)	0.001	2.35 (1.54–3.63)	<0.0001	1.98 (1.29–3.06)	0.002
Partner is willing to share household responsibilities after you return to work. (yes versus no)	1.66 (0.97–2.91)	0.067	1.39 (0.85–2.27)	0.187	1.03 (0.58–1.87)	0.902	1.53 (0.81–3.01)	0.201
Are you satisfied with the sharing of household responsibilities by your partner? (satisfied versus generally/dissatisfied)	1.25 (0.88–1.78)	0.201	1.23 (0.87–1.73)	0.233	1.31 (0.87–1.96)	0.192	0.98 (0.63–1.51)	0.945
Partner encourages you to use the lactation room after returning to work. (yes versus no)	6.65 (4.20–10.78)	<0.0001	7.35 (5.07–10.7)	<0.0001	6.57 (4.21–10.4)	<0.0001	7.87 (4.89–12.9)	<0.0001
Partner encourages you to take milk expression breaks after returning to work. (yes versus no)	3.23 (1.95–5.64)	<0.0001	2.64 (1.69–4.20)	<0.0001	2.84 (1.62–5.23)	0.0004	2.77 (1.55–5.17)	0.0008
I agree that my partner's support for baby care will increase my intention to breastfeed. (yes versus no)	2.63 (1.51–4.81)	0.001	2.10 (1.29–3.45)	0.003	3.68 (1.93–7.64)	0.0002	3.97 (2.00–8.65)	0.0002

Multiple logistic regressions were adjusted for employed mother's age, education, worksite, shift work, and work hours per day.

CI, confidence interval; OR, odds ratio.