Abstract:
BACKGROUND:Experts have recommended criteria (Gonzalez et al., 2002) for recruiting pure chronic cannabis users (i.e., those without polysubstance use or psychiatric illness) when evaluating cannabis' non-acute effects on cognition. OBJECTIVES:We sought to demonstrate the implications of using such criteria by examining characteristics of respondents who completed an eligibility screening for a parent study evaluating the cognitive effects of chronic cannabis use. METHODS:Over a 3-year, 8-month period, 612 respondents from the community completed an eligibility screening based on recommendations in the cannabis literature. Using independent samples t-tests and chi-square tests, we examined whether qualified/eligible respondents (n = 219) differed from non-qualified/ineligible respondents (n = 393). RESULTS:Compared to ineligible cannabis users, eligible cannabis-using respondents were significantly younger, used cannabis more frequently, used alcohol less frequently, and were less likely to have a history of other drug use, a psychiatric diagnosis, or to have used psychiatric medication. Conclusions/Importance: Our findings indicate that eligible/pure cannabis users are not representative of typical cannabis users in the general community (i.e., ineligible users with polysubstance use and/or psychiatric diagnoses) who ultimately comprised the majority of our cannabis-using sample (65.2%). Thus, typical cannabis users may be more accurately characterized as polysubstance users, posing a number of challenges related to the generalizability of findings from studies utilizing pure samples of cannabis users. Recruiting samples of typical cannabis users will improve external validity in research. Furthermore, reporting comprehensive characteristics of such samples will enable consumers to gauge the applicability of study findings to populations of interest.
journal_name
Subst Use Misusejournal_title
Substance use & misuseauthors
Rosen AS,Sodos LM,Hirst RB,Vaughn D,Lorkiewicz SAdoi
10.1080/10826084.2018.1441312subject
Has Abstractpub_date
2018-10-15 00:00:00pages
1937-1950issue
12eissn
1082-6084issn
1532-2491journal_volume
53pub_type
杂志文章abstract::This article discusses the use and distribution of heroin in New York City, both historically and especially currently. Data on the current situation derive in large measure from the Heroin Project, a recently completed five-year ethnographic study of heroin in New York City funded by the National Institute on Drug Ab...
journal_title:Substance use & misuse
pub_type: 杂志文章,评审
doi:10.1081/ja-120023397
更新日期:2003-08-01 00:00:00
abstract::We examined the contribution of culturally relevant protective factors (i.e., adolescent religiosity, family connectedness, and perceived close friends' substance use) to the probability of young adult binge drinking among African American males. Participants (n = 1,599) drawn from the National Longitudinal Study of A...
journal_title:Substance use & misuse
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journal_title:Substance use & misuse
pub_type: 历史文章,杂志文章
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journal_title:Substance use & misuse
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journal_title:Substance use & misuse
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journal_title:Substance use & misuse
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journal_title:Substance use & misuse
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journal_title:Substance use & misuse
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journal_title:Substance use & misuse
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journal_title:Substance use & misuse
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journal_title:Substance use & misuse
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