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The Office of Juvenile Justice and Delinquency Prevention selected 10 program sites across the country to implement a range of interventions for helping children and families cope with the effects of children's exposure to violence. Program sites were located in the following 10 communities: Aurora, Colorado; Denver, Colorado; Detroit, Michigan; El Paso, Texas; Honolulu, Hawaii; Kalamazoo, Michigan; Philadelphia, Pennsylvania; Queens, New York; Spokane, Washington; Worcester, Massachusetts; Each site recruited participants into experimental or quasi-experimental evaluation studies. Criteria for admission into the studies varied by site. Generally, convenience samples were taken of those who met eligibility criteria at each site. Across all 10 sites, the dataset is comprised of 8,968 cases including: 4,155 baseline records; 2,784 6-month follow-up records; 2,029 12-month follow-up records;美国青少年司法与犯罪预防办公室（Office of Juvenile Justice and Delinquency Prevention）在全国范围内遴选了10个项目站点，以实施一系列干预措施，协助儿童及家庭应对儿童暴露于暴力事件所带来的影响。该10个项目站点分别坐落于以下社区：科罗拉多州奥罗拉市、科罗拉多州丹佛市、密歇根州底特律市、得克萨斯州埃尔帕索市、夏威夷州火奴鲁鲁市、密歇根州卡拉马祖市、宾夕法尼亚州费城、纽约州皇后区、华盛顿州斯波坎市以及马萨诸塞州伍斯特市。每个站点均招募参与者参与实验性（experimental）或准实验性（quasi-experimental）评估研究。各研究的入组标准因站点不同而存在差异，通常采用便利抽样（convenience samples）的方式，选取各站点中符合资格标准的研究对象。综合全部10个站点的数据，本数据集共计包含8968条记录，其中包括4155条基线记录、2784条6个月随访记录以及2029条12个月随访记录。