Table 2: History of use of various substances by pregnant women*
Substance	Group; No. (and %) of women				p value
	Binge drinkers		Control women
Cigarettes	152	(57.1)	52	(19.3)	< 0.0001
Marijuana	51	(19.3)	8	(3.0)	< 0.0001
Cocaine	29	(11.0)	3	(1.1)	< 0.0001
Other illicit drugs	24	(9.2)	2	(0.7)	< 0.0001
Psychotropic drugs	32	(12.1)	36	(13.4)	0.65
*Information was not available for each woman in every category. Therefore, the denominator ranged from 261 to 271 for the various characteristics.

[Return to text]