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. Author manuscript; available in PMC: 2020 Jan 1.
Published in final edited form as: Matern Child Health J. 2019 Jan;23(1):72–81. doi: 10.1007/s10995-018-2595-x

Table 4.

Results from logistic regression restricted to pregnancies and births oorted in the oast five vears

Miscarriage Stillbirth
OR 95% CI P OR 95% CI P


Heterosexual-WSM 1.00
Heterosexual-WSW 1.14 (0.89, 1.47) 2.55 (1.10, 5.92) *
Biseuxal/lesbian 1.63 (1.16, 2.29) ** 3.01 (1.01, 8.96) *

Low Birth Weight Very Low Birth Weight
OR 95% CI P OR 95% CI P


Sexual Orientation
 Heterosexual-WSM 1.00
 Heterosexual-WSW 1.03 (0.69, 1.54)
 Bisexual 1.50 (0.93, 2.43)
 Lesbian 1.88 (0.64, 5.55)
 Heterosexual-WSM 1.00
 Heterosexual-WSW 1.73 (0.68, 4.40)
 Biseuxal/lesbian 2.65 (1.33, 5.25) **

Preterm Birth Very Preterm Birth
OR 95% CI P OR 95% CI P


Sexual Orientation
 Heterosexual-WSM 1.00
 Heterosexual-WSW 0.99 (0.70, 1.40)
 Bisexual 1.65 (1.05, 2.59) *
 Lesbian 2.05 (0.64, 6.54)
 Heterosexual-WSM 1.00
 Heterosexual-WSW 1.58 (0.69, 3.63)
 Biseuxal/lesbian 3.15 (1.66, 5.99) ***

C-Section
OR 95% CI P


Sexual Orientation
 Heterosexual-WSM 1.00
 Heterosexual-WSW 1.27 (0.95, 1.68)
 Bisexual 0.94 (0.66, 1.32)
 Lesbian 1.06 (0.27. 4.17)

Source: National Survey of Family Growth 2006-2015

Notes: Model 2 adjusts for race/ethnicity, education, maternal age, public assistance, income-to-needs ratio, intrauterine insemination, in vitro fertilization,prenatal care in first trimester, smoked during pregnancy, gravidity, and month of interview; CI=Confidence Interval; OR=Odds Ratio; WSM=Women who have only had sex with men; WSW=Women who have had sex with a woman

p < .10.

*

p < .05

**

p < .01

***

p < .001