Fig. 2From: Completeness, agreement, and representativeness of ethnicity recording in the United Kingdom’s Clinical Practice Research Datalink (CPRD) and linked Hospital Episode Statistics (HES)a–f Proportion of CPRD and HES populations with matching ethnicity recordings. Proportions (%) of acceptable patients with multiple ethnicity recordings within a dataset where those recordings were truly matched (all middle-level classifications were the same per patient), categorically matched (all higher-level ethnicity classifications were the same but one or more of the middle-level ethnicity classifications were mismatched per patient), or truly mismatched (one or more of the higher-level ethnicity classifications were mismatched per patient) in a CPRD GOLD, b CPRD Aurum, c HES A&E, d HES APC, e HES DID, and f HES OPBack to article page