Tracking the evolution of drug abuse in China, 2003-10: a retrospective, self-controlled study
Tracking the evolution of drug abuse in China, 2003-10: a retrospective, self-controlled study
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作者：
Jia, Zhongwei;Liu, Zhiming;Lu, Lin
目的描述2005年人民禁毒战争爆发前后中国药物滥用的趋势。设计回顾性自我对照研究。设置2003年至2010年对中国国家药物滥用监测系统（NSSDA）中所有登记的吸毒者进行年度监测。参与者共有1184124名在NSSDA登记的吸毒者参与了这项研究，并进行了调查。根据登记日期分为三组：2003-04 年登记的战前组（n=230278）、2005-07 年登记的第一阶段组（n=518651）和 2008-10 年登记的第二阶段组（n=435195）。测量指标包括以下比例：(i) 新吸毒者和复发吸毒者，(ii) 新吸毒者中的海洛因和合成毒品使用者，(iii) 老年人35 岁或以下，以及 (iv) 女性。使用年度数据进行各组比较来描述时间趋势。研究结果发现，2003年至2010年间，新吸毒者中海洛因吸毒者的比例下降了52.3%，合成毒品吸毒者增加了860.7%，而所有吸毒者中海洛因吸毒者的比例下降了12.8%，合成毒品吸毒者增加了918.8%。与战前组相比，一期组和二期组的旧用户比例分别下降了2.6%和29.1%，但一期组的新用户比例显着增加（OR=1.24，CI=1.15-1.35，p
AimTo characterize trends in drug abuse in China before and after the 2005 initiation of the People's War on Drugs'.DesignRetrospective self-controlled study.SettingAnnual, nation-wide surveillance from 2003 to 2010 of all registered drug users in China's National Surveillance System on Drug Abuse (NSSDA).ParticipantsA total of 1184124 drug users registered in NSSDA were involved in this study and were classified into three groups based on registered datespre-war group (n=230278) registered 2003-04, phase I group (n=518651) registered 2005-07 and phase II group (n=435195) registered 2008-10.MeasurementsIndicators included proportions of:(i) new and relapsed drug users, (ii) heroin and synthetic drug users among new users, (iii) people aged 35 years or younger and (iv) women. Comparisons were made across groups using annual data to describe temporal trends.FindingsBetween 2003 and 2010 the proportion of heroin users decreased by 52.3% and synthetic drugs use increased 860.7% among new users, while a 12.8% decrease in the proportion of heroin users and a 918.8% increase in synthetic drug use in all users was detected. Compared with the pre-war group, the proportion of relapsed users decreased 2.6% and 29.1% in the phase I and phase II groups, respectively, but a significant increase in the proportion of new users was found in phase I (OR=1.24, CI=1.15-1.35, p