View research View latest news Sign up for updates. Metrics details. This study longitudinally examined the correlates of sex-for-crack exchanges and associated effects on sexual risk outcomes among street-based female sex workers SW who use drugs in Vancouver, Canada.

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Introduction
Little research has examined predictors of condom intention within concurrent partnerships. This study examined predictors of intention among male African—American crack smokers with multiple partners. Each participant reported personal condom intention at next sex, condom use self-efficacy, responsibility and outcome expectances for himself and his perceptions for his last two sex partners. Stepwise logistic regressions showed that for both partners one and two, condom use at last sex and personal responsibility for condom use were predictors of intention to use condoms at next sex.
Sex on Crack Overview
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Cocaine is a powerfully addictive stimulant drug made from the leaves of the Erythroxylon coca bush. Cocaine hydrochloride is the purified chemical isolated from the plant. Powder cocaine: Powder cocaine is commonly known as "coke" or "blow. Crack cocaine: Crack cocaine is commonly known as "crack" or "rock. Users primarily administer cocaine intranasally, orally, intravenously, or by inhalation. When users smoke crack cocaine, they inhale the vapors into the lungs where absorption into the blood stream is almost as rapid as by injection.