نتایج جستجو برای: drug gateway theory
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AIMS Strong associations between marijuana use and initiation of hard drugs are cited in support of the claim that marijuana use per se increases youths' risk of initiating hard drugs (the 'marijuana gateway' effect). This report examines whether these associations could instead be explained as the result of a common factor-drug use propensity-influencing the probability of both marijuana and o...
BACKGROUND It is unclear whether the normative sequence of drug use initiation, beginning with tobacco and alcohol, progressing to cannabis and then other illicit drugs, is due to causal effects of specific earlier drug use promoting progression, or to influences of other variables such as drug availability and attitudes. One way to investigate this is to see whether risk of later drug use in t...
The gateway, or stepping stone, hypothesis is important as it has had considerable influence on drug policy and legislation in many countries. The gateway hypothesis offers one possible explanation for young people's development of a serious drug problem. It simply states that the use of one drug increases the risk of starting to consume another, and possibly more harmful, drug later on and tha...
This article proposes a gateway theory as a promising alternative to the traditional antecedents-based view of online participation. The traditional view contends that people plan their online participation based on some rational motivations, leading to a foreseeable route. We arrived at our proposition through two entrance stories. These stories offer rich descriptions of formative experiences...
The use of illicit drugs by American youth rose dramatically during the 1990s. Reducing these trends is an important policy objective. However, for policies to be effective it is important to understand the key causal links that lead to substance use and abuse. Policy makers must understand whether attempts to reduce the demand for one drug have impacts on the current and future use of other dr...
BACKGROUND Two competing concepts address the development of involvement with psychoactive substances: the "gateway hypothesis" (GH) and common liability to addiction (CLA). METHOD The literature on theoretical foundations and empirical findings related to both concepts is reviewed. RESULTS The data suggest that drug use initiation sequencing, the core GH element, is variable and opportunis...
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