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Item # Length Source of Standard Year Implemented Version Implemented Year Retired Version Retired Column #
1220 8 CoC 2174 - 2181

NAACCR XML: Tumor.rxDateChemo

Alternate Names
   Date Chemotherapy Started (CoC)
   RX Date--Chemo
Description
Date of initiation of chemotherapy that is part of the first course of treatment. See also RX Summ--Chemo [1390]. See Chapter X for date format.

Formerly RX Date--Chemo.
Rationale
The dates on which different treatment modalities were started are used to evaluate whether the treatments were part of first-course therapy and to reconstruct the sequence of first-course treatment modes.
Note: CoC discontinued support of this item from 2003 through 2009.




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