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Version 0.1 DRAFT

The current scope of the CTRP Dictionary is as follows:

  • The elements that appear in the NCI Clinical Trials API
  • The elements that appear in the CTRP Trial Summary Report (TSR)
  • Some of the elements that appear in CTRP Accrual web application

The following table describes each column in the CTRP Dictionary page:

ColumnDescription
Element IDAn ID number arbitrarily assigned by the author of this wiki page, for maintenance purposes. It has no relevance in the NCI Clinical Trials API or in CTRP.
Data ElementData element name as it appears in the API, data warehouse (DW), or database (DB), in that order of preference.
DefinitionA definition of the data element.
API

Yes or No, indicating whether the data element is in the API JSON schema and in the API JSON output, such as clinical-trial/NCT02194738.

Where other columns mention components, this refers to the hierarchy of nested elements in the API schema. For example, the central_contact_email element is nested within the central_contact element in the API schema. The central_contact element does not exist in the other systems, except in the sense that its components (such as the central_contact_email element) do exist in the other systems.

TSRYes or No, indicating whether the data element is in the TSR, as generated from CTRP.
DWYes or No, indicating whether the data element is in the data warehouse.
DBYes or No, indicating whether the data element is in the CTRP database for the Protocol Abstraction or Person/Organization web application.

The following table describes each additional column in the spreadsheet:

Column

Description

API Data Element

Data element name as it appears in the JSON schema of the NCI Clinical Trials API, if this data element is represented in the API.

API Data Type

Data type as indicated in the API JSON schema, if this data element is represented in the API. 

TSR Section

Where this data element is represented in the TSR, as generated from CTRP.

DW Table

Where this data element is represented in the data warehouse.

DW Data Element

Data element name as it appears in the data warehouse.
Which DB

Which CTRP database contains this data element:

  • PA refers to the Protocol Abstraction web application.
  • PO refers to the Person/Organization web application.

DB Table

Where this data element is represented in the CTRP database.

DB Data Element

Data element name as it appears in the CTRP database.

Character Limit

Character limit of the data element.

List of Values

List of values for the data element.

Date/Time Format Example

An example indicating the date/time format of the data element, if the data type is date.

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