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Table 2 Overall sample characteristics and prevalence of illicit drug use in pregnancy by sample characteristic (N = 1660)

From: Adverse childhood experiences are associated with illicit drug use among pregnant women with middle to high socioeconomic status: findings from the All Our Families Cohort

Maternal characteristic Sample frequency n (%) Frequency of illicit drug use in pregnancy by characteristic n (%)
Sample total 1660 (100) 51 (100)
Age
 < 35 yrs 1328 (80.0) suppressed a
 ≥ 35 yrs 332 (20.0) suppressed
Marital status
 Married 1497 (90.2) 34 (2.3)
 Living common law 101 (6.1) suppressed
 Single 62 (3.7) suppressed
Education
 Less than a post-secondary degree 313 (18.9) 24 (7.7)
 Post-secondary degree 1347 (81.1) 27 (2.0)
Household income (yearly)
 $40,000 – $99,999 555 (33.4) 26 (4.7)
 $100,000 - $149,999 546 (32.9) 15 (2.7)
 ≥ $150,000 559 (33.7) 10 (1.8)
Parity
 No previous births 816 (49.5) 37 (4.5)
 ≥ 1 previous birth 833 (50.5) 14 (1.7)
Pregnancy was intended
 Yes 1408 (84.8) 26 (1.8)
 No 252 (15.2) 25 (9.9)
ACE score
 0–1 1023 (61.6) 14 (1.4)
 2–3 403 (24.3) 20 (5.0)
 ≥ 4 234 (14.1) 17 (7.3)
Maternal ACE child abuse score
 No child abuse 930 (56.1) 15 (1.6)
 1 form of child abuse 435 (26.2) 18 (4.1)
 2–3 forms of child abuse 294 (17.7) 18 (6.1)
Maternal ACE household dysfunction score
 No household dysfunction 864 (52.0) 15 (1.7)
 1 form of household dysfunction 393 (23.7) 14 (3.6)
 2–6 forms of household dysfunction 403 (24.3) 22 (5.5)
  1. a Data suppressed due to low cell count (under n = 10)