Release Date Request Code Change Type NCI Code CDISC Term Type CDISC Codelist (Short Name) CDISC Codelist (Long Name) Change Summary Original New Change Implementation Instructions 2022-12-16 CDISC-5899 Update C46088 CDISC Synonym MODDLV Mode of Delivery Add new CDISC Synonym - - - C-Section 2022-12-16 CDISC-5899 Update C46088 CDISC Synonym MODDLV Mode of Delivery Add new CDISC Synonym - - - Cesarean Delivery 2022-12-16 CDISC-5501 Update C156583 CDISC Definition RACEC Race As Collected Update CDISC Definition A person of mixed race, whose ancestry is from one or more of the naturalized racial groups of Southern Africa (typically Western European, South Asian, or Southeastern Asian) and one or more of the indigenous Southern African peoples. A person whose ancestry is from one or more of the indigenous Southern African peoples and one or more of the naturalized racial groups of Southern Africa (typically Western European, South Asian, or Southeastern Asian).