Data Last Updated: June 9, 2025

NAACCR Item #3896: NCCN International Prognostic Index (IPI)

Item # Length Source of Standard Section Name Year Implemented Version Implemented XML NAACCR ID Parent XML Element
3896 2 NAACCR Stage/Prognostic Factors 2018 18 nccnInternationalPrognosticIndex Tumor
Required Status:

NPCR Collect: No recommendation
CoC Collect: Required, site specific
SEER Collect: Required, site specific
CCCR Collect: No recommendation

Description
The NCCN International Prognostic Index (IPI) (previously only "IPI") is used to define risk groups for specific lymphomas using a 0-8 score range, based on age, stage, number of extranodal sites of involvement, patient's performance status and pretreatment LDH level.
Rationale
NCCN International Prognostic Index (IPI) is a Registry Data Collection Variable in AJCC. It was previously collected for Lymphomas, SSF# 3.
Allowable Values
00-08, X1, X2, X3, X4, X8, X9
Codes
Code Description
00-08 0-8 points
X1 Stated as low risk (0-1 point)
X2 Stated as low intermediate risk (2-3 points)
X3 Stated as intermediate risk (4-5 points)
X4 Stated as high risk (6-8 points)
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 NCCN International Prognostic Index (IPI) 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.