Table 1.
Characteristics of a hospital-based population of school-aged children prenatally exposed to substances, compared with a reference group.
| Exposed group (n = 57) | Reference group (n = 171) | |
|---|---|---|
| Mean age in years (SD) | 10.4 (2.2) | 10.3 (2.0) |
| Gender (boys), N (%) | 37 (65) | 111 (65) |
| Mean IQ (SD) | 93.5 (20.4) | |
| Neonatal abstinence symptoms, N (%) | 41 (72) | |
| NAS, N (%) | 18/41 (44) | |
| Out of biological home at age ⩽1 yeara, N (%) | 22 (39) |
Abbreviations: IQ, intelligence quotient; NAS, neonatal abstinence syndrome; SD, standard deviation.
a
Adopted or in foster care (n = 56) at age ⩽1 year.