Table 1 Maternal socio-demographic and medical characteristics.

From: Prenatal opioid-exposed infant extracellular miRNA signature obtained at birth predicts severity of neonatal opioid withdrawal syndrome

Variable

Not-Pharmacologically-Treated (N = 41)

Pharmacologically-Treated (N = 17)

p-value

Mean ± SD

Mean ± SD

Maternal age at enrollment (years)

29.2 ± 5.9

27.2 ± 5.4

0.23°

Gestational age at enrollment (weeks)

22.1 ± 7.4

20.2 ± 6.8

0.411

Body mass index (BMI)

25.2 ± 5.2

24.6 ± 5.9

0.68°

 

N (%)

N (%)

 

Race

  

0.793

White

37 (90.2%)

15 (88.2%)

 

American Indian

3 (7.3%)

1 (5.9%)

 

Other or Mixed

1 (2.4%)

1 (5.9%)

 

Ethnicity: Hispanic/Latina

31 (75.6%)

12 (70.6%)

0.753

Marital/cohabiting status

  

0.263

Single/separated/divorced

19 (46.3%)

5 (29.4%)

 

Married/cohabiting

22 (53.7%)

12 (70.6%)

 

Educational level

  

0.692

Less than high school graduate

15 (36.6%)

5 (29.4%)

 

High school graduate or GED

10 (24.4%)

6 (35.3%)

 

At least some college or vocational school

16 (39.0%)

6 (35.3%)

 

Employed (at enrollment)

17 (41.5%)

5 (29.4%)

0.553

Health insurance

  

0.353

Employer-based insurance/self-purchased/other

2 (4.9%)

1 (5.9%)

 

Medicaid

39 (95.1%)

16 (94.1%)

 

Gravidity: primigravida

5 (12.2%)

4 (23.5%)

0.433

Parity: nulliparous

8 (19.5%)

6 (35.3%)

0.202

Medical conditions

   

Hepatitis C

9 (22.0%)

6 (35.3%)

0.032

Preeclampsia or hypertension

6 (14.6%)

5 (29.4%)

0.192

  1. GED graduate equivalency degree, SD standard deviation.
  2. °Based on pooled variances t-test.
  3. 1Based on Mann–Whitney test.
  4. 2Based on Chi-square test.
  5. 3Based on Fisher's exact test.