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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会对所有数据集开展保密审查，并在必要时进行修订以降低数据泄露风险。此外，ICPSR还会常规生成可直接使用的数据文件、适配主流统计软件格式的配置文件，以及随数据集配套的标准代码簿。除上述标准化流程外，ICPSR还针对本次数据采集工作执行了以下处理步骤：核查未标注代码与超限值代码。