The model categorizes patients into three risk groups based on how many of these four parameters they meet: Risk Subgroup Criteria (Parameters met) Progression-Free Survival (PFS) Overall Survival (OS) 0 parameters Intermediate 1 or 2 parameters High-Risk 3 or more parameters
The name is an acronym for the four independent predictors it tracks: The model categorizes patients into three risk groups
💡 The inclusion of the P4 (Interim PET) parameter is significant because it allows doctors to adjust treatment mid-course based on how the tumor is actually responding to chemotherapy. Clinical Significance The model categorizes patients into three risk groups