Fig. 2.

Kaplan-Meier survival curve for survivors to oligometastatic prostate cancer: intervention (four studies: observational studies and RCT; n = 323), intervention (two studies: RCT; n = 67), and comparison (two studies: RCT; n = 49). The dotted orange line represents all patients in the intervention arm (four studies). The blue line includes individuals in the intervention arm (two studies: RCT). The red line includes patients in the observation arm (two studies: RCT). RCT = randomized controlled trial.