… assessed variable misclassification by decile of predicted CR. Since claims data capture
information across the healthcare … a comparable co-morbidity profile compared to other cancer …

… to Medicare claims was used among patients with cancer … Our comparison of data elements
in the linked CancerLinQ … from hospital medical records and have challenges capturing …

… LoTs between the claims and EHR cohorts were comparable … the patient’s clinical records
regardless of health insurance … by health plans did not play a significant role in determining …

… We use common scenarios in cancer to illustrate general … overall approach to estimating
survival follows commonly used … of direct comparison, EHR data can be used to understand the …

… We also evaluate the external validity of the linked cancer … -CCR linkage, we compiled two
“finder files” for comparison. … a larger proportion of EHR patients claimed Medicare as their …

… (eg, clinical registry) and pursue a comparison between the … regarding patient medical record
numbers (MRN) that can be … malignant neoplastic disease despite this being a cancer trial. …

… We assessed variable misclassification by decile of … missing data and comparability of the
two study populations, our … medical records of over a hundred community oncology practices. …

… patients was generated to mimic observational registry data. … are assessing the ability of
electronic health record (EHR) data to … : Research articles reporting any use of EHR for oncology …

… and claims data. In this … By estimating treatment effects in each data set, we sought to
distinguish the … While a trial replication or direct comparison was outside the scope of this work, …

… missing data and comparability of the two study populations, … oncology cohort derived from
a linked claims-EHR database. … We assessed the potential for surveillance bias by estimating …