Fig. 2: Survival outcomes by immune status cohort.

Kaplan–Meier curves comparing: unadjusted overall survival by immune status (a); unadjusted progression-free survival by immune status (b); propensity score-adjusted overall survival by immune status (c); propensity score-adjusted progression-free survival by immune status (d). Median survival (years) with 95% CI is denoted next to each curve, with p-values representing significant difference in median survival between cohorts.