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DDI Lifecycle Data Documentation 4.0 Public Review 4.0.0 documentation

Study
Classification
Data Capture
Data Description
Foundational

Study
Classification
Data Capture
Data Description
Foundational
Agent
Non-Packaging Items
All Content Items
All Item Types
All Composite Types

Section Navigation

AccessRestrictionDateType
- AccessRestrictionDateType description
AccessType
- AccessType description
ActionToMinimizeLossesType
- ActionToMinimizeLossesType description
ActionType
- ActionType description
AdditionalDataCollectionType
- AdditionalDataCollectionType description
AddressType
- AddressType description
AggregationDefinitionType
- AggregationDefinitionType description
AggregationType
- AggregationType description
AggregationVariablesType
- AggregationVariablesType description
AnchorType
- AnchorType description
ApplicationDetailsType
- ApplicationDetailsType description
ArchiveSpecificType
- ArchiveSpecificType description
AreaCoverageType
- AreaCoverageType description
AttachedAttributeIType
- AttachedAttributeIType description
AttachedAttributeTType
- AttachedAttributeTType description
AttachedAttributeType
- AttachedAttributeType description
AttachedInstructionType
AttachmentLocationType
- AttachmentLocationType description
AttributeType
- AttributeType description
AudioType
- AudioType description
AuthorizationSourceType
- AuthorizationSourceType description
AuthorizedPolicySourceType
- AuthorizedPolicySourceType description
AuthorizedSourceType
- AuthorizedSourceType description
BasedOnObjectType
- BasedOnObjectType description
BasicIncrementType
- BasicIncrementType description
BibliographicNameType
- BibliographicNameType description
BindingType
- BindingType description
BoundingBoxType
- BoundingBoxType description
BudgetDocumentType
- BudgetDocumentType description
BudgetType
- BudgetType description
CaseIdentificationType
- CaseIdentificationType description
CaseLawType
- CaseLawType description
CaseSpecificationType
- CaseSpecificationType description
CategoryDomainType
- CategoryDomainType description
CategoryRepresentationBaseType
- CategoryRepresentationBaseType description
CategoryStatisticType
- CategoryStatisticType description
CategoryValueType
- CategoryValueType description
CellCoordinatesAsDefinedType
- CellCoordinatesAsDefinedType description
CellLabelType
- CellLabelType description
CharacterParameterType
- CharacterParameterType description
CitationType
- CitationType description
ClassificationIndexEntryType
- ClassificationIndexEntryType description
ClassificationMapType
- ClassificationMapType description
CodeDomainType
- CodeDomainType description
CodeRepresentationBaseType
- CodeRepresentationBaseType description
CodeSubsetInformationType
- CodeSubsetInformationType description
CodeType
- CodeType description
CodeValueType
- CodeValueType description
CohortType
- CohortType description
CollectionEventType
- CollectionEventType description
CollectionSituationType
- CollectionSituationType description
CollectionType
- CollectionType description
CommandCodeType
- CommandCodeType description
CommandFileType
- CommandFileType description
CommandType
- CommandType description
ComplianceDefinitionType
- ComplianceDefinitionType description
ComplianceType
- ComplianceType description
ConcatenatedValueType
- ConcatenatedValueType description
ConditionalIdentifierType
- ConditionalIdentifierType description
ConditionalResultType
- ConditionalResultType description
ConditionalTextType
- ConditionalTextType description
ContactInformationType
- ContactInformationType description
ContentDateOffsetType
- ContentDateOffsetType description
ContentLinkingMapType
- ContentLinkingMapType description
ContributorType
- ContributorType description
CoordinatePairsType
- CoordinatePairsType description
CoordinateRegionType
- CoordinateRegionType description
CorrespondenceType
- CorrespondenceType description
CostStructureType
- CostStructureType description
CountryCodeType
- CountryCodeType description
CoverageType
- CoverageType description
CreateSummaryType
- CreateSummaryType description
CreatorType
- CreatorType description
DDIMaintenanceAgencyIDType
- DDIMaintenanceAgencyIDType description
DataAppraisalInformationType
- DataAppraisalInformationType description
DataCollectionFrequencyType
- DataCollectionFrequencyType description
DataCollectionMethodologyType
- DataCollectionMethodologyType description
DataExistenceType
- DataExistenceType description
DataFileIdentificationType
- DataFileIdentificationType description
DataFileVersionType
- DataFileVersionType description
DataFingerprintType
- DataFingerprintType description
DataItemAddressType
- DataItemAddressType description
DataItemIType
- DataItemIType description
DataItemNType
- DataItemNType description
DataItemPType
- DataItemPType description
DataItemTType
- DataItemTType description
DataItemType
- DataItemType description
DataSourceType
- DataSourceType description
DateTimeDomainType
- DateTimeDomainType description
DateTimeRepresentationBaseType
- DateTimeRepresentationBaseType description
DateType
- DateType description
DebriefingProcessType
- DebriefingProcessType description
DefaultMissingValuesType
- DefaultMissingValuesType description
DefiningCharacteristicType
- DefiningCharacteristicType description
DelimiterType
- DelimiterType description
DevelopmentObjectType
- DevelopmentObjectType description
DeviationFromSampleDesignType
- DeviationFromSampleDesignType description
DimensionIntersectType
- DimensionIntersectType description
DimensionRankValueType
- DimensionRankValueType description
DimensionType
- DimensionType description
DistributionDomainType
- DistributionDomainType description
DistributionRepresentationBaseType
- DistributionRepresentationBaseType description
DomainSpecificValueType
- DomainSpecificValueType description
DoubleNumberRangeValueType
- DoubleNumberRangeValueType description
DynamicTextType
- DynamicTextType description
ElseIfTextType
- ElseIfTextType description
ElseIfType
- ElseIfType description
EmailType
- EmailType description
EmbargoType
- EmbargoType description
EvaluatorType
- EvaluatorType description
ExPostEvaluationType
- ExPostEvaluationType description
ExternalAidType
- ExternalAidType description
ExternalCategoryRepresentationBaseType
- ExternalCategoryRepresentationBaseType description
ExternalInformationType
- ExternalInformationType description
ExternalInterviewerInstructionType
- ExternalInterviewerInstructionType description
FilterVariableCategoryType
- FilterVariableCategoryType description
FilteredCategoryStatisticsType
- FilteredCategoryStatisticsType description
FixedCellValueType
- FixedCellValueType description
FixedIdentifierType
- FixedIdentifierType description
FormType
- FormType description
FundingInformationType
- FundingInformationType description
GenerationType
- GenerationType description
GeographicBoundaryType
- GeographicBoundaryType description
GeographicCoverageType
- GeographicCoverageType description
GeographicDomainType
- GeographicDomainType description
GeographicLevelType
- GeographicLevelType description
GeographicLocationCodeDomainType
- GeographicLocationCodeDomainType description
GeographicLocationCodeRepresentationBaseType
- GeographicLocationCodeRepresentationBaseType description
GeographicLocationIdentifierType
- GeographicLocationIdentifierType description
GeographicRepresentationBaseType
- GeographicRepresentationBaseType description
GeographicStructureCodeDomainType
- GeographicStructureCodeDomainType description
GeographicStructureCodeRepresentationBaseType
- GeographicStructureCodeRepresentationBaseType description
GridAttachmentType
- GridAttachmentType description
GridDimensionType
- GridDimensionType description
GridResponseDomainInMixedType
- GridResponseDomainInMixedType description
GrossFileStructureType
- GrossFileStructureType description
GrossRecordStructureType
- GrossRecordStructureType description
HistoricalDateType
- HistoricalDateType description
IdentifiableType
- IdentifiableType description
IdentificationPortionType
- IdentificationPortionType description
IdentifierParsingInformationType
- IdentifierParsingInformationType description
IfThenElseTextType
- IfThenElseTextType description
ImageAreaType
- ImageAreaType description
ImageType
- ImageType description
InParameterType
- InParameterType description
IncludedCodeType
- IncludedCodeType description
IncludedGeographicLocationCodesType
- IncludedGeographicLocationCodesType description
IncludedGeographicStructureCodesType
- IncludedGeographicStructureCodesType description
IndividualIdentificationType
- IndividualIdentificationType description
IndividualLanguageType
- IndividualLanguageType description
IndividualNameType
- IndividualNameType description
InstantMessagingType
- InstantMessagingType description
InstructionAttachmentLocationType
- InstructionAttachmentLocationType description
InternationalCodeValueType
- InternationalCodeValueType description
InternationalIdentifierType
- InternationalIdentifierType description
ItemMapType
- ItemMapType description
ItemSetType
- ItemSetType description
ItemType
- ItemType description
ItemValueType
- ItemValueType description
KindOfDataType
- KindOfDataType description
LanguageAbilitySoughtType
- LanguageAbilitySoughtType description
LevelContextType
- LevelContextType description
LevelReferenceType
- LevelReferenceType description
LevelType
- LevelType description
LifecycleEventType
- LifecycleEventType description
LifecycleInformationType
- LifecycleInformationType description
LimitedCodeSegmentCapturedType
- LimitedCodeSegmentCapturedType description
LineParameterType
- LineParameterType description
LinkingMapType
- LinkingMapType description
LiteralTextType
- LiteralTextType description
LocalAddedContentType
- LocalAddedContentType description
LocationDomainType
- LocationDomainType description
LocationRepresentationBaseType
- LocationRepresentationBaseType description
LocationValueBundleType
- LocationValueBundleType description
LocationValueType
- LocationValueType description
LogicalRecordType
- LogicalRecordType description
MeasureDefinitionType
- MeasureDefinitionType description
MeasureDimensionType
- MeasureDimensionType description
MeasureDimensionValueType
- MeasureDimensionValueType description
MeasureIType
- MeasureIType description
MeasureTType
- MeasureTType description
MeasureType
- MeasureType description
MetadataQualityType
- MetadataQualityType description
MethodOfAdministrationType
- MethodOfAdministrationType description
ModeOfCollectionType
- ModeOfCollectionType description
ModeOfPretestCollectionType
- ModeOfPretestCollectionType description
NCubesInRecordType
- NCubesInRecordType description
NominalDomainType
- NominalDomainType description
NominalRepresentationBaseType
- NominalRepresentationBaseType description
NotUsedType
- NotUsedType description
NoteType
- NoteType description
NumberRangeType
- NumberRangeType description
NumberRangeValueType
- NumberRangeValueType description
NumericDomainType
- NumericDomainType description
NumericRepresentationBaseType
- NumericRepresentationBaseType description
OperationType
- OperationType description
OrganizationIdentificationType
- OrganizationIdentificationType description
OrganizationNameType
- OrganizationNameType description
OriginType
- OriginType description
ParameterType
- ParameterType description
PhysicalLocationType
- PhysicalLocationType description
PhysicalRecordSegmentType
- PhysicalRecordSegmentType description
PhysicalTableLocationType
- PhysicalTableLocationType description
PointType
- PointType description
PolygonType
- PolygonType description
PopulationSizeType
- PopulationSizeType description
PopulationType
- PopulationType description
PretestAdministrationType
- PretestAdministrationType description
PrimaryComponentLevelType
- PrimaryComponentLevelType description
PrivateImageType
- PrivateImageType description
ProprietaryInfoType
- ProprietaryInfoType description
PublicationType
- PublicationType description
PublisherType
- PublisherType description
QuestionSequenceType
- QuestionSequenceType description
RangeType
- RangeType description
RangeValueType
- RangeValueType description
RankingDomainType
- RankingDomainType description
RankingRangeType
- RankingRangeType description
RankingRepresentationBaseType
- RankingRepresentationBaseType description
RecommendedStaffRequirementsType
- RecommendedStaffRequirementsType description
RecordRelationshipType
- RecordRelationshipType description
RecordSetType
- RecordSetType description
RecordType
- RecordType description
ReferenceDateType
- ReferenceDateType description
RelatedValueType
- RelatedValueType description
RelationshipType
- RelationshipType description
RepresentationType
- RepresentationType description
RequiredResourcePackagesType
- RequiredResourcePackagesType description
RequirementsAssessmentType
- RequirementsAssessmentType description
ResearcherIDType
- ResearcherIDType description
ResourcePackageArchiveType
- ResourcePackageArchiveType description
ResponseCardinalityType
- ResponseCardinalityType description
ResponseDomainInMixedType
- ResponseDomainInMixedType description
ResponseRateType
- ResponseRateType description
ResponseTextSetType
- ResponseTextSetType description
RestrictionProcessType
- RestrictionProcessType description
ResultDetailType
- ResultDetailType description
RoleType
- RoleType description
RosterType
- RosterType description
SamplingProcedureType
- SamplingProcedureType description
ScaleDimensionType
- ScaleDimensionType description
ScaleDomainType
- ScaleDomainType description
ScaleRepresentationBaseType
- ScaleRepresentationBaseType description
SegmentType
- SegmentType description
SelectDimensionType
- SelectDimensionType description
SeriesStatementType
- SeriesStatementType description
SimilarConceptType
- SimilarConceptType description
SizeType
- SizeType description
SoftwareType
- SoftwareType description
SourceObjectType
- SourceObjectType description
SourceRepresentationType
- SourceRepresentationType description
SourceTargetLinkType
- SourceTargetLinkType description
SpatialCoordinateType
- SpatialCoordinateType description
SpecificSequenceType
- SpecificSequenceType description
StandardKeyValuePairType
- StandardKeyValuePairType description
StandardUsedType
- StandardUsedType description
StandardWeightType
- StandardWeightType description
StatisticDoubleType
- StatisticDoubleType description
StatisticType
- StatisticType description
StatisticalDataLocationType
- StatisticalDataLocationType description
StatisticalSummaryType
- StatisticalSummaryType description
StimulusMaterialType
- StimulusMaterialType description
StratificationRationaleType
- StratificationRationaleType description
StratificationType
- StratificationType description
StructuredMixedGridResponseDomainType
- StructuredMixedGridResponseDomainType description
StructuredMixedResponseDomainType
- StructuredMixedResponseDomainType description
StudyClassType
- StudyClassType description
SummaryStatisticType
- SummaryStatisticType description
TargetObjectType
- TargetObjectType description
TargetRepresentationType
- TargetRepresentationType description
TargetSampleSizeType
- TargetSampleSizeType description
TelephoneType
- TelephoneType description
TemporalCoverageType
- TemporalCoverageType description
TextContentType
- TextContentType description
TextDomainType
- TextDomainType description
TextRepresentationBaseType
- TextRepresentationBaseType description
TextualType
- TextualType description
TimeMethodType
- TimeMethodType description
TopLeftTableAnchorType
- TopLeftTableAnchorType description
TopicalCoverageType
- TopicalCoverageType description
TranslationAidResourceType
- TranslationAidResourceType description
TranslationAidType
- TranslationAidType description
TranslationMethodType
- TranslationMethodType description
TranslationRequirementsType
- TranslationRequirementsType description
TranslationType
- TranslationType description
TranslatorRequirementsType
- TranslatorRequirementsType description
URIType
- URIType description
URLType
- URLType description
UnfilteredCategoryStatisticsType
- UnfilteredCategoryStatisticsType description
UsageGuideType
- UsageGuideType description
UsedType
- UsedType description
UserIDType
- UserIDType description
ValueType
- ValueType description
VariableAttributeType
- VariableAttributeType description
VariableCategoryType
- VariableCategoryType description
VariableItemType
- VariableItemType description
VariableOrderType
- VariableOrderType description
VariableRepresentationType
- VariableRepresentationType description
VariableSetType
- VariableSetType description
VariableValueReferenceType
- VariableValueReferenceType description
VariablesInRecordType
- VariablesInRecordType description
VersionDistinctionType
- VersionDistinctionType description
VersionRationaleType
- VersionRationaleType description
VideoType
- VideoType description
VocabularyType
- VocabularyType description
XMLPrefixMapType
- XMLPrefixMapType description

All Composite Types
SummaryStatisticType
SummaryStatisticType description

SummaryStatisticType description#

Describes a summary statistic for a variable.

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