Can we develop real-world prognostic models using observational healthcare data? Large-scale experiment to investigate model sensitivity to database and phenotypes

Table 1 The databases used in this study

Database full name	Database short name	Type	Size (million patients)
Merative Commercial Claims and Encounters	CCAE	US insurance claims	173
IQVIA Disease Analyzer — Germany	IQVIA_Germany	German primary care	33
Japan Medical Data Center	JMDC	Japanese insurance claims	19
Merative Medicaid	MDCD	US insurance claims	37
Merative Medicare Supplemental Beneficiaries	MDCR	US insurance claims	11
Optum® De-Identified Clinformatics® Data Mart Database	Optum Clinformatics®	US insurance claims	101
Optum® De-identified Electronic Health Record Dataset	Optum® EHR	US electronic healthcare data	115

ISSN: 2397-7523