Figure 2

The loco-regional control rate for risk groups based on the PT model and the mixed PT + LN model (a) training cohort, (b) validation cohort. The mixed model showed better patient stratification in the validation cohort.

The loco-regional control rate for risk groups based on the PT model and the mixed PT + LN model (a) training cohort, (b) validation cohort. The mixed model showed better patient stratification in the validation cohort.