One year follow-up of cannabis dependence among long-term users in Sydney, Australia

被引:55
作者
Swift, W [1 ]
Hall, W [1 ]
Copeland, J [1 ]
机构
[1] Univ New S Wales, Natl Drug & Alcohol Res Ctr, Sydney, NSW 2052, Australia
关键词
cannabis; dependence; follow-up; Australia;
D O I
10.1016/S0376-8716(99)00131-3
中图分类号
R194 [卫生标准、卫生检查、医药管理];
学科分类号
摘要
Eighty one percent of a sample of long-term cannabis users was followed up at 1 year (162/200). Half (51%) were daily smokers, while 20% had substantially decreased or ceased use. More than half received a dependence diagnosis on each of three measures in the last year, with 44% dependent on all three. Remission was much more common than incidence of dependence. Nevertheless, use and dependence patterns were strongly related over time. Longitudinal analyses revealed that quantity of use and severity of dependence at baseline were the primary predictors of those same variables at follow-up. These data suggest that cannabis use and dependence are fairly stable among long-term users. (C) 2000 Elsevier Science Ireland Ltd. All rights reserved.
引用
收藏
页码:309 / 318
页数:10
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