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ORIGINAL RESEARCH

Comparison of Rheumatoid Arthritis Information Recorded in UK CPRD Aurum and CPRD GOLD Databases (Companion Paper 3)

Catherine Vasilakis-Scaramozza1 Epidemiology, Boston Collaborative Drug Surveillance Program, Lexington, MA, USA

https://orcid.org/0000-0002-8721-4604 View further author information

Katrina Wilcox Hagberg1 Epidemiology, Boston Collaborative Drug Surveillance Program, Lexington, MA, USA

https://orcid.org/0000-0002-2407-2995 View further author information

Rebecca Persson1 Epidemiology, Boston Collaborative Drug Surveillance Program, Lexington, MA, USA

https://orcid.org/0000-0003-2979-3238 View further author information

George Kafatos2 Center for Observational Research, Amgen Ltd, Uxbridge, UK

https://orcid.org/0000-0001-7871-9216 View further author information

Joe Maskell2 Center for Observational Research, Amgen Ltd, Uxbridge, UKView further author information

David Neasham2 Center for Observational Research, Amgen Ltd, Uxbridge, UKView further author information

Susan Jick1 Epidemiology, Boston Collaborative Drug Surveillance Program, Lexington, MA, USA;3 Epidemiology, Boston University School of Public Health, Boston, MA, USACorrespondence[email protected]

https://orcid.org/0000-0002-2215-1067 View further author information

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Table 1 Characteristics of RA Cases, by Data Source at Time of First RA Diagnosis

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Table 2 Counts of Lab, Treatment, and Supporting Clinical Codes Within One Year Before First RA Diagnosis, by Data Source and Time Period (of First RA Diagnosis)

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Table 3 Counts of Lab, Treatment, and Supporting Clinical Codes Within One Year After First RA Diagnosis, by Data Source and Time Period (of First RA Diagnosis)

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Table 4 Proportion of Patients with Lab Tests Done (Not Results) Within One Year Before and on or Within One Year After First RA Diagnosis, by Data Source and Time Period (of First RA Diagnosis)

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Table 5 Crude and Standardized Incidence Rates of RA (Defined as Presence of at Least 1 RA Diagnostic Code) per 100,000 Person-years, by Data Source and Time Period (of First RA Diagnosis), in England

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Comparison of Rheumatoid Arthritis Information Recorded in UK CPRD Aurum and CPRD GOLD Databases (Companion Paper 3)

Table 1 Characteristics of RA Cases, by Data Source at Time of First RA Diagnosis

Table 2 Counts of Lab, Treatment, and Supporting Clinical Codes Within One Year Before First RA Diagnosis, by Data Source and Time Period (of First RA Diagnosis)

Table 3 Counts of Lab, Treatment, and Supporting Clinical Codes Within One Year After First RA Diagnosis, by Data Source and Time Period (of First RA Diagnosis)

Table 4 Proportion of Patients with Lab Tests Done (Not Results) Within One Year Before and on or Within One Year After First RA Diagnosis, by Data Source and Time Period (of First RA Diagnosis)

Table 5 Crude and Standardized Incidence Rates of RA (Defined as Presence of at Least 1 RA Diagnostic Code) per 100,000 Person-years, by Data Source and Time Period (of First RA Diagnosis), in England

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Comparison of Rheumatoid Arthritis Information Recorded in UK CPRD Aurum and CPRD GOLD Databases (Companion Paper 3)

Figures & data

Table 1 Characteristics of RA Cases, by Data Source at Time of First RA Diagnosis

Table 2 Counts of Lab, Treatment, and Supporting Clinical Codes Within One Year Before First RA Diagnosis, by Data Source and Time Period (of First RA Diagnosis)

Table 3 Counts of Lab, Treatment, and Supporting Clinical Codes Within One Year After First RA Diagnosis, by Data Source and Time Period (of First RA Diagnosis)

Table 4 Proportion of Patients with Lab Tests Done (Not Results) Within One Year Before and on or Within One Year After First RA Diagnosis, by Data Source and Time Period (of First RA Diagnosis)

Table 5 Crude and Standardized Incidence Rates of RA (Defined as Presence of at Least 1 RA Diagnostic Code) per 100,000 Person-years, by Data Source and Time Period (of First RA Diagnosis), in England

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