TABLE 1

Characteristics of Included Infants With NAS

Preintervention (n = 40)Postintervention (n = 36)P
Gest age, wk39 2/739 0/7.540
Birth wt, kg3.213.04.142
Any breastfeeding, n (%)21 (53)24 (67).203
Maternal race, n (%)
 White33 (83)31 (86).664
 African American4 (10)3 (8).801
 Other3 (7)2 (6).731
Sex, n (%)
 Male21 (53)16 (44).481
Insurance, n (%)
 Medicaid38 (95)34 (94).914
Maternal opioid, n (%)
 Buprenorphine26 (65)18 (50).182
 Methadone8 (20)13 (36).114
 Othera6 (15)5 (14).890
Otherb exposures, n (%)
 Tobacco25 (63)30 (83).035c
 Polypharmacy32 (80)33 (91).136
  • a Any other opioid besides buprenorphine or methadone.

  • b Additional relevant exposure history.

  • c Statistically significant.