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National Cancer Data Base - Data Dictionary PUF 2014

Systemic, Days from Dx

DD_category: 
PUF Data Item Name: 
DX_SYSTEMIC_STARTED_DAYS
length: 
4
Allowable values: 
0 – 9999
Description: 
The number of days between the date of diagnosis (NAACCR Item #390) and the date on which any systemic therapy [chemotherapy, hormone therapy, immunotherapy, or hematologic transplant and endocrine procedures] was started (NAACCR Item #3230).
Registry Coding Instructions: 

None.

Analytic Note: 

CoC cancer programs are required to identify treatment their patients received from all sources.  Systemic treatment may have occurred at any facility, or at multiple facilities, not limited to the one whose report is included in this file.  This refers to the first administration of systemic treatment for the cancer by any facility. This item is only available for diagnosis years 2003 and later.

Code

Definition

0 - 9999

Number of elapsed days

blank

Systemic therapy not administered, therapy unknown, cannot compute days elapsed, or not available for these diagnosis years