Transatlantic Trends Survey, 2004

ICPSR data undergo a confidentiality review and are altered when necessary to limit the risk of disclosure. ICPSR also routinely creates ready-to-go data files along with setups in the major statistical software formats as well as standard codebooks to accompany the data. In addition to these procedures, ICPSR performed the following processing steps for this data collection: Checked for undocumented or out-of-range codes..ICPSR（Inter-university Consortium for Political and Social Research）所管理的数据需接受保密审查，并会在必要时进行修改以降低数据泄露风险。ICPSR还会常规生成可直接使用的数据文件，配套主流统计软件兼容格式的数据集配置脚本，以及随附该数据集的标准代码簿。除上述流程外，ICPSR还针对本次数据集采集执行了以下处理步骤：核查未标注代码或超出取值范围的代码。