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. Author manuscript; available in PMC: 2014 Feb 11.
Published in final edited form as: Early Hum Dev. 2012 Sep 20;89(2):81–86. doi: 10.1016/j.earlhumdev.2012.08.001

Table 1.

Demographics of study subjects.

Control
(n=61)
More than 1
month SRI use
in 3rd trimester
(n=6)
p-Valuea
Maternal
Age, y (se) 31.15 (5.19) 32.66 (4.26) 0.49
Education, n (%) 0.75
  <High school 3 (4.92%) 0
  High school grad 8 (13.11%) 1 (16.67%)
  Some college 11 (18.03%) 0
  College grad 39 (63.93%) 5 (83.33%)
Marital status, n (%) 1.00
  Married 46 (75.41%) 5 (83.33%)
  Living with partner 9 (14.75%) 1 (16.67%)
  Never married 6 (9.84%) 0
Ethnicity, n (%) 0.83
  Asian 4 (6.56%) 0
  Black 4 (6.56%) 0
  Hispanic 11 (18.03%) 0
  Other 1 (1.64%) 0
  White 41 (67.21%) 6 (100%)
Alcohol (4+ per week Tri1,2) 1 (1.64%) 0 1.00
Any smoking 8 (13.11%) 0 1.00
Any illicit drugs 2 (3.28%) 0 1.00
Prior pregnancy 40 (65.57%) 4 (66.67%) 1.00
Psychiatric comorbidity in pregnancy
  Generalized anxiety disorder 0 1 (16.67%) 0.09
  Panic 1 (1.64%) 1 (16.67%) 0.17
  Post-traumatic stress disorder 2 (3.28%) 1 (16.67%) 0.25
Average EPDS score 5.18 (4.86) 7.67 (6.47) 0.25
C-section 26 (42.62%) 2 (33.33%) 1.00
Major medical complications 6 (9.84%) 1 (16.67%) 0.50
Baby
Gestational age, weeks (se) 39.00 (0.97) 38.00 (0.89) 0.02
Weight, g (se) 3357.80 (426.76) 3004.00 (569.10) 0.06
Length, cm (se) 50.91 (2.61) 49.75 (1.50) 0.39
Head circumference, cm (se) 33.83 (1.67) 33.40 (2.19) 0.60
Apgar
  1 min 8.49 (0.92) 8.33 (1.21) 0.70
  5 min 8.97 (0.26) 8.50 (1.22) 0.01
NICU 4 (6.56%) 1 (16.67%) 0.38
a

Fisher's Exact test for categorical variables and t-test for continuous variables.