The effectiveness of an alcohol or drug treatment program is frequently measured by changes in primary outcomes such as harmful substance use. It is also important to consider the impact of treatment on secondary outcomes focusing on the consequential harm of alcohol use, including poor health, impaired quality of life, interpersonal conflict and criminality. Here, we examine the effectiveness of a comprehensive alcohol and drug treatment intervention at producing real‐world change in both substance use and secondary consequential outcomes.

中文翻译：

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在评估酒精和药物治疗计划的治疗效果时，测量主要和次要结果

酒精或药物治疗计划的有效性通常通过主要结果（例如有害物质的使用）的变化来衡量。同样重要的是要考虑治疗对次要结果的影响，重点是饮酒的相应危害，包括健康不良，生活质量受损，人际冲突和犯罪。在这里，我们研究了全面的酒精和药物治疗干预措施在产生实际使用变化和继发性后果方面的有效性。