Fig. 5

Kaplan-Meier plot of PSA recurrence-free survival and negative or positive (weak + moderate + strong) PSCA expression stratified for Gleason grade (≤3 + 3, n = 1535; 3 + 4, n = 3430; 4 + 3, n = 984; ≥4 + 4, n = 323). *Asterisk denotes significant p-value