Data Last Updated: June 9, 2025

NAACCR Item #3916: Progesterone Receptor Total Allred Score

Item # Length Source of Standard Section Name Year Implemented Version Implemented XML NAACCR ID Parent XML Element
3916 2 NAACCR Stage/Prognostic Factors 2018 18 progesteroneRecepTotalAllredScor Tumor
Required Status:

NPCR Collect: No recommendation
CoC Collect: Required, site specific
SEER Collect: Historically collected and currently transmitted
CCCR Collect: No recommendation

Description
Progesterone Receptor, Total Allred Score is based on the percentage of cells that stain by IHC for progesterone receptor (PR) and the intensity of that staining.
Rationale
Progesterone Receptor, Total Allred Score is a Registry Data Collection Variable in AJCC. It is a new data item for cases diagnosed 1/1/2018+.
Allowable Values
00-08, X8, X9
Codes
Code Description
00 Total PR Allred score of 0
01 Total PR Allred score of 1
02 Total PR Allred score of 2
03 Total PR Allred score of 3
04 Total PR Allred score of 4
05 Total PR Allred score of 5
06 Total PR Allred score of 6
07 Total PR Allred score of 7
08 Total PR Allred score of 8
X8 Not applicable: Information not collected for this case (If this item is required by your standard setter, use of code X8 will result in an edit error.)
X9 Not documented in medical record PR (Progesterone Receptor) Total Allred Score not assessed, or unknown if assessed
Code Notes
Each Site-Specific Data Item (SSDI) applies only to selected primary sites, histologies, and years of diagnosis. Depending on applicability and standard-setter requirements, SSDIs may be left blank.