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Table 2 Means, standard deviations, difference scores and p values for summed estimated risk of problems (1 – 7 scale) of prenatal cocaine-exposed or non-exposed eighteen year-old women for 3 media conditions.

From: Comparing attitudes about legal sanctions and teratogenic effects for cocaine, alcohol, tobacco and caffeine: A randomized, independent samples design

Media Exposed Non-exposed Difference p value
Neutral 4.714 (1.258) 2.016 (0.793) 2.698 .0001
Negative 4.528 (1.11) 2.493 (1.012) 2.035 .0001
Positive 3.117 (1.023) 2.768 (0.349) 0.349 > .05