Robotic Prostatectomy Has a Superior Outcome in Larger Prostates and PSA Density Is a Strong Predictor of Biochemical Recurrence

Table 1

Preoperative staging.

Prostate size	<75 g,		>75 g,
	Mean/proportion	sd/%	Mean/proportion	sd/%
PSA	8.21	5.3	9.45	5.3	ns
Age	61.4	5.9	63.2	5.7	0.05
Biopsy stage
T1	139/261	53.3%	25/48	52%	ns
T2	120/261	46%	21/48	43.8%	ns
T3	2/261	0.7%	2/48	4.2%	ns
Biopsy grade
G6	120/287	41.8%	24/48	50%	ns
G7	147/287	51.2%	21/48	43.8%	ns
G8–10	20/287	6.9%	3/48	6.3%	ns