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. Author manuscript; available in PMC: 2010 May 1.
Published in final edited form as: Neurotoxicol Teratol. 2008 Dec 3;31(3):177–182. doi: 10.1016/j.ntt.2008.11.004

Table 3.

Prenatal drug exposure

Number (percent)
Substance Exposed (N=50) Comparison (N=86) p-value
Cocaine 8 (16.0%) Exclusion
Tobacco 36 (72.0%) 22 (25.6%) <.001
Alcohol 24 (48.0%) 14 (16.3%) <.001
Marijuana 21 (42.0%) 6 (7.0%) <.001