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Fig. 5 | BMC Medical Informatics and Decision Making

Fig. 5

From: Pragmatic MDR: a metadata repository with bottom-up standardization of medical metadata through reuse

Fig. 5

Plots of cumulative occurrences for 24 analyzed item concepts with equivalence on question level. Cumulative occurrences of all items in the pragmatic MDR proof of concept were generated with the item concept queries in Table 2. In contrast to Fig. 4, item concepts were clustered based on their lowercase question text. Each plot contains six item concepts from one category. a CDASH vital signs. b Most frequent LOINC codes. c Most frequent ischaemic heart disease-related UMLS concepts from MDM Portal. d Most frequent stroke-related UMLS concepts from MDM Portal

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