{"code":"C49068","name":"Blinded","terminology":"ncit","version":"26.09d","conceptStatus":"DEFAULT","leaf":false,"active":true,"synonyms":[{"name":"blinding","termType":"PT","type":"FULL_SYN","typeCode":"P90","source":"CDISC-GLOSS"},{"name":"Trial Blinding","termType":"SY","type":"FULL_SYN","typeCode":"P90","source":"CDISC"},{"name":"blinding","termType":"PT","type":"FULL_SYN","typeCode":"P90","source":"MRCT-Ctr"},{"name":"Blind","termType":"SY","type":"FULL_SYN","typeCode":"P90","source":"NCI"},{"name":"Blinded","termType":"PT","type":"FULL_SYN","typeCode":"P90","source":"NCI"},{"name":"Blinding","termType":"SY","type":"FULL_SYN","typeCode":"P90","source":"NCI"},{"name":"Blinded","type":"Preferred_Name","typeCode":"P108"}],"definitions":[{"definition":"A characteristic of experiment design in which one or more groups involved (receiving, administering, or evaluating intervention) are unaware of which intervention any particular subject is receiving.","code":"P97","type":"DEFINITION","source":"NCI"},{"definition":"A procedure to limit bias by preventing subjects and/ or study personnel from identifying which treatments or procedures are administered, or from learning the results of tests and measures undertaken as part of a clinical investigation. (CDISC Glossary)","code":"P325","type":"ALT_DEFINITION","source":"CDISC"},{"definition":"A procedure to limit bias by preventing subjects and/ or study personnel from identifying which treatments or procedures are administered, or from learning the results of tests and measures undertaken as part of a clinical investigation. [After Abhaya Indrayan, Martin P. Holt. Concise Encyclopedia of Biostatistics for Medical Professionals. Chapman & Hall; November 17, 2016] See also double-blind study, single-blind study, triple-blind study. Contrast with open-label and/or unblinded study, masking.","code":"P325","type":"ALT_DEFINITION","source":"CDISC-GLOSS"},{"definition":"A way to keep participants, and often study staff, from knowing which study treatment a participant is assigned. (https://mrctcenter.org/glossaryterm/blinding/)","code":"P325","type":"ALT_DEFINITION","source":"MRCT-Ctr"}],"properties":[{"code":"P322","type":"Contributing_Source","value":"CDISC"},{"code":"P322","type":"Contributing_Source","value":"CDISC-GLOSS"},{"code":"P322","type":"Contributing_Source","value":"MRCT-Ctr"},{"code":"P366","type":"Legacy Concept Name","value":"Blinded"},{"code":"P106","type":"Semantic_Type","value":"Functional Concept"},{"code":"P207","type":"UMLS_CUI","value":"C0150108"}]}