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. 2016 Nov 3;5(1):1905. doi: 10.1186/s40064-016-3584-4

Fig. 1.

Fig. 1

Kaplan–Meier analysis for PSA biochemical recurrence-free survival among primary radical retropubic prostatectomy, high dose rate brachytherapy, cryoablation and high-intensity focused ultrasound a overall b D’Amico low risk c D’Amico intermediate risk d D’Amico high risk; RRP radical retropubic prostatectomy, HDR high dose rate brachytherapy, Cryo cryoablation, HIFU high-intensity focused ultrasound, PSA prostate-specific antigen