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 2017-03-31 CDISC-2328 Add C132340 Term DTYPE Derivation Type Add new term to existing codelist - - - BOC 2017-03-31 CDISC-2328 Add C132341 Term DTYPE Derivation Type Add new term to existing codelist - - - LOV 2017-03-31 CDISC-2328 Add C132342 Term DTYPE Derivation Type Add new term to existing codelist - - - LVPD 2017-03-31 CDISC-2328 Add C132343 Term DTYPE Derivation Type Add new term to existing codelist - - - WOC 2017-03-31 CDISC-2732 Update C81203 CDISC Definition DTYPE Derivation Type Update CDISC Definition Worst Case: A data imputation technique which populates missing values with the worst possible outcome. Worst Case: A data imputation technique which populates analysis values with the worst possible outcome. 2017-03-31 CDISC-2732 Update C82866 CDISC Definition DTYPE Derivation Type Update CDISC Definition Endpoint: A data derivation technique which calculates a subject's analysis end point value. Endpoint: A data derivation technique which populates a subject's analysis end point value. 2017-03-31 CDISC-2732 Update C82867 CDISC Definition DTYPE Derivation Type Update CDISC Definition Minimum: A data derivation technique which calculates a subject's minimum value over a defined set of records. Minimum: A technique which populates an analysis value with a subject's minimum value over a defined set of records. 2017-03-31 CDISC-2732 Update C82868 CDISC Definition DTYPE Derivation Type Update CDISC Definition Maximum: A data derivation technique which calculates a subject's maximum value over a defined set of records. Maximum: A technique which populates an analysis value with a subject's maximum value over a defined set of records. 2017-03-31 CDISC-2732 Update C92226 CDISC Definition DTYPE Derivation Type Update CDISC Definition Best Observation Carried Forward: A data imputation technique which populates missing values with the subject's best-case nonmissing value. Best Observation Carried Forward: A data imputation technique which populates missing values with the subject's previous best-case nonmissing value.