| Dimensional Warehouse Model Data Model |
| Description | A subject that is potentially available for research studies. A patient study subject is also known as a research version of the patient, housing none of the patients identifying information. For example: A person who is registered in a study as a recipient of an investigational product or as a control. Individuals who are being screened for studies. Individuals participating in observational or other studies. A pacemaker. A fuse that can be used in medical devices. A cow. A pen of pigs. A tissue sample from a tissue bank. |
| Primary Key | |
 Study Subject Dimension PK |
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| Dependencies | |
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| Reverse Dependencies | |
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| Attribute Details |
AWM Load Info Sk
| Description | The surrogate key of the load information entry describing the details regarding the loading of the row in the atomic data warehouse. |
| Data Type | Standards - Data Domains.ddm/Data Domains/Surrogate Key Large [LONG] |
| Is Part Of PrimaryKey | false |
| Is Required | true |
| Is Derived | false |
| Is Surrogate Key | false |
Current Ind
| Description | Set to 'Y' if this is the most recent row of a group having the same Surrogate Key. |
| Data Type | Standards - Data Domains.ddm/Data Domains/Boolean Indicator [INTEGER] |
| Is Part Of PrimaryKey | false |
| Is Required | true |
| Is Derived | false |
| Is Surrogate Key | false |
DWM Load Info Sk
| Description | The surrogate key of the load information entry describing the details regarding the loading of the row. |
| Data Type | Standards - Data Domains.ddm/Data Domains/Surrogate Key Large [LONG] |
| Is Part Of PrimaryKey | false |
| Is Required | true |
| Is Derived | false |
| Is Surrogate Key | false |
Effective From Dt
| Description | Establishes a period where a set of attributes are true according to the business. |
| Data Type | Standards - Data Domains.ddm/Data Domains/Date [DATE] |
| Is Part Of PrimaryKey | false |
| Is Required | true |
| Is Derived | false |
| Is Surrogate Key | false |
Effective To Dt
| Description | Ends a period of effectivity. |
| Data Type | Standards - Data Domains.ddm/Data Domains/Date [DATE] |
| Is Part Of PrimaryKey | false |
| Is Required | false |
| Is Derived | false |
| Is Surrogate Key | false |
Source Cd
| Description | The code that corresponds to the Source Code Sk. |
| Data Type | Standards - Data Domains.ddm/Data Domains/Tenant Common Code [VARCHAR(80)] |
| Is Part Of PrimaryKey | false |
| Is Required | true |
| Is Derived | false |
| Is Surrogate Key | false |
Source Code Descr
| Description | The description that corresponds to the Source Type Cd. |
| Data Type | Standards - Data Domains.ddm/Data Domains/Description [VARCHAR(250)] |
| Is Part Of PrimaryKey | false |
| Is Required | true |
| Is Derived | false |
| Is Surrogate Key | false |
Source Code Sk
| Description | The origin of the data identifying the actual load source, vendor, manual key entry, or context of the data in a specific row in the database. |
| Data Type | Standards - Data Domains.ddm/Data Domains/Surrogate Key [INTEGER] |
| Is Part Of PrimaryKey | false |
| Is Required | true |
| Is Derived | false |
| Is Surrogate Key | false |
Status Cd
| Description | Identifies the status that can be associated with an individual subject in a cohort. For example: Consented Qualified Treatment phase Post treatment Active Disqualified. |
| Data Type | Standards - Data Domains.ddm/Data Domains/Tenant Common Code [VARCHAR(80)] |
| Is Part Of PrimaryKey | false |
| Is Required | false |
| Is Derived | false |
| Is Surrogate Key | false |
Status Code Sk
| Description | Identifies the status that can be associated with an individual subject in a cohort. For example: Consented Qualified Treatment phase Post treatment Active Disqualified. |
| Data Type | Standards - Data Domains.ddm/Data Domains/Surrogate Key [INTEGER] |
| Is Part Of PrimaryKey | false |
| Is Required | false |
| Is Derived | false |
| Is Surrogate Key | false |
Status Descr
| Description | Identifies the status that can be associated with an individual subject in a cohort. For example: Consented Qualified Treatment phase Post treatment Active Disqualified. |
| Data Type | Standards - Data Domains.ddm/Data Domains/Description [VARCHAR(250)] |
| Is Part Of PrimaryKey | false |
| Is Required | false |
| Is Derived | false |
| Is Surrogate Key | false |
Study Subject Bk
| Description | Concatenated values of a set of business attributes that uniquely identify the row. |
| Data Type | Standards - Data Domains.ddm/Data Domains/Business Key [VARCHAR(255)] |
| Is Part Of PrimaryKey | false |
| Is Required | true |
| Is Derived | false |
| Is Surrogate Key | false |
Study Subject Dk
| Description | A numeric surrogate key used to uniquely identify entities in the dimensional model. |
| Data Type | Standards - Data Domains.ddm/Data Domains/Surrogate Key Large [LONG] |
| Is Part Of PrimaryKey | true |
| Is Required | true |
| Is Derived | false |
| Is Surrogate Key | true |
Study Subject Sk
| Description | A numeric surrogate key used to uniquely identify entities in the atomic model. |
| Data Type | Standards - Data Domains.ddm/Data Domains/Surrogate Key Large [LONG] |
| Is Part Of PrimaryKey | false |
| Is Required | true |
| Is Derived | false |
| Is Surrogate Key | false |
Subject Id Num
| Description | A unique reference code or number that establishes identity of the study subject. This can originate from an external system or be created by the data warehouse and it may be published to the research community. |
| Data Type | Standards - Data Domains.ddm/Data Domains/Alphanumeric [VARCHAR(80)] |
| Is Part Of PrimaryKey | false |
| Is Required | false |
| Is Derived | false |
| Is Surrogate Key | false |
Tenant Sk
| Description | The surrogate key of the entry identifying the legal owner of the data. |
| Data Type | Standards - Data Domains.ddm/Data Domains/Surrogate Key [INTEGER] |
| Is Part Of PrimaryKey | false |
| Is Required | true |
| Is Derived | false |
| Is Surrogate Key | false |
Valid From Ts
| Description | Establishes a period where a set of attributes are true in the source system. This would be populated with the transaction timestamp and would be used for the snapshot date. |
| Data Type | Standards - Data Domains.ddm/Data Domains/Timestamp [TIMESTAMP] |
| Is Part Of PrimaryKey | false |
| Is Required | true |
| Is Derived | false |
| Is Surrogate Key | false |
Valid To Ts
| Description | Ends a period of validity. |
| Data Type | Standards - Data Domains.ddm/Data Domains/Timestamp [TIMESTAMP] |
| Is Part Of PrimaryKey | false |
| Is Required | false |
| Is Derived | false |
| Is Surrogate Key | false |
| Primary Key Details |
Study Subject Dimension PK
| Key Attribute | Study Subject Dk |
| Dimensional Warehouse Model Data Model |