Thus, intoxication may be a more important determinant of when some men commit sexual aggression, rather than who becomes sexually aggressive, they said. "As a field, we need to develop better prevention and treatment programs," Abbey concluded.
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Other analyses found that 25 per cent of the perpetrators committed sexual assaults both when sober and when drinking. This shows that alcohol affected aggression, but these effects were strongest for people already predisposed to be aggressive, the researchers said.
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One study, which reviewed a sample of 356 male college students, found that 42.4 per cent of perpetrators had no history of sexual assault. While 31.2 per cent were found to have committed the offence after consuming alcohol, 26.4 did so without taking any alcohol
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For their research, published in the journal Drug and Alcohol Review, Abbey and colleagues reviewed research literature to examine the causality between sexual assaults and alcohol, since approximately half of all sexual assaults involve alcohol consumption.
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It found that alcohol influences sexual aggression, but the effects were the strongest for people already predisposed to be aggressive. "Having a more precise understanding of alcohol's role in sexual assault will aid in the development of more sophisticated and targeted interventions," said Antonia Abbey, a professor of psychology who led the research.
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People who are short tempered and have hostile attitudes towards women are more likely to engage in sexual aggression when intoxicated, says a new study. The study by a team from the Wayne State University in the US assessed the extent to which alcohol plays a causal role in sexual assault perpetration.
