Table 1.

Subject characteristics

	Prenatal cocaine
	yes (n = 12)	no (n = 12)
Sex
Male	5	7
Female	7	5
IQ score	89 (77-111)	88 (70-105)
Gestational age, weeks	37 (29-41)	38 (33-42)
Other prenatal drugs∗	12	7
Alcohol	7	6
Tobacco	9	5
Marijuana	3	0

Ranges are given in parentheses. The only significant difference between the groups was that cocaine-exposed children were more likely to have been exposed to other drugs.

^∗p < 0.05.