Table 3: Uni- and multivariate analysis. Risk of biochemical recurrence.

RR95% CI -value

PSA
 PSA ≤ 40.70.4–1.3.25
 PSA 4.1–101
 PSA 10, 1–201.71.3–2.3.0001
 PSA ≥ 2032.2–4.1<.0001

cT-category
 T1a/b1,60.8–3.1.2
 T1c1
 T2a/b1.91.4–2.4<.0001
 T3a3.11.9–5.0<.0001
 cT0 excluded ( )

Biopsy Gleason score
 ≤51
 60.80.6–1.2.3
 70.80.5–1.1.2
 ≥81.10.7–1.7.7
 N/A = 123

Age
 <560.90.6–1.4.9
 56–651
 >650.90.7–1.2.4

Surgical method
 Unilateral NS0.50.4–0.8.002
 Bilateral NS0.60.3–1.3.2
 Non nerve sparing1

N/A= not available (see text).