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. Author manuscript; available in PMC: 2020 Aug 1.
Published in final edited form as: Reprod Toxicol. 2019 May 23;87:97–99. doi: 10.1016/j.reprotox.2019.05.061

Table 1.

Demographic characteristics

Spontaneous Preterm Birth
(<37 weeks)
Term Birth
(≥37 weeks)
Total Number
of Women
21 21
Maternal Age (years), mean
(SD)[range]
34.6 (5.04)
[22–40]
35.8 (6.98)
[21–44]
Ethnicity n(%)
Caucasian 12 12
African American 5 5
Hispanic 1 1
Asian 2 2
Unknown 1 1
Fetal Sex
(number of males/number of
females)
14/7 14/7
Gestational age at time of
amniocentesis (weeks), mean
(SD)frangel
17.6 (15.2)
[16.0–23.3]
17.5 (14.3)
[15.1–20.1]
Psychiatry Medications 6 6