2019 MarketScan Commercial Claims and Medicare data

该数据集包含了2019年新诊断出的骨关节炎膝关节患者在接受门诊服务时的去识别化患者信息，以及这些患者接受主要关节置换手术后的疗效数据。此外，该数据集已经完全去识别化，用于分析特定亚组骨关节炎膝关节患者进行主要关节置换手术的比例。数据规模涵盖了337,078名骨关节炎膝关节患者。任务是对医疗数据中的异常子集进行发现后的分析。

This dataset contains de-identified patient information of patients newly diagnosed with knee osteoarthritis in 2019 who received outpatient services, as well as post-operative efficacy data from these patients after they underwent primary joint replacement surgery. This dataset has been fully de-identified and is intended for analyzing the proportion of primary joint replacement surgeries among specific subgroups of knee osteoarthritis patients. The dataset includes a total of 337,078 patients with knee osteoarthritis. The assigned task is to conduct post-discovery analysis on anomalous subsets within this medical dataset.