Table 2.

Caregiver and Infant Characteristics at 18-Month Follow-up

N % or Mean (SD)	Methadone (n = 47)	Morphine (n = 36)	p-value
Caregiver Characteristics
Receiving Methadone or Buprenorphine	33 (76.7%)	22 (66.7%)	0.33
Postnatal substance use (total number used)	2.3 (1.7)	1.7 (1.0)	0.08
Caregiver report of abuse	6 (14.0%)	3 (9.1%)	0.52
Psychological distress (BSI total)	0.53 (0.60)	0.53 (0.63)	0.97
Infant Characteristics
Sex (male)	24 (51.1%)	22 (61.0%)	0.36
Weight (kg)	11.7 (2.0)	11.5 (2.0)	0.64
Length (cm)	81.9 (4.7)	81.7 (5.2)	0.87
Head circumference (cm)	47.8 (2.4)	48.2 (2.3)	0.55
Phenobarbital at discharge	5 (10.6%)	11 (30.6%)	0.02
Early Intervention Services	19 (43.2%)	15 (45.5%)	0.84
Any medical problem	25 (65.8%)	20 (60.6%)	0.65
CPS involvement	27 (60%)	16 (47.1%)	0.25
Out-of-home placement	8 (17.8%)	8 (23.5%)	0.53