Table 5.

Multivariate analysis of factors associated with biochemical recurrence-free survival after salvage lymph node dissection/salvage lymph node radiotherapy

Association with BRFS (<0.2 ng/mL)	Regression coefficient	HR	95% CI	p-Valuea
SLND vs. SLNRT	1.473	4.360	1.665–11.418	0.003
GS ≤6–7 vs. GS 8–9	1.063	0.345	0.135–0.883	0.027
PSA at salvage therapy [ng/ml]	0.064	1.066	0.991–1.147	0.087

^aBinary logistic regression

SLND salvage lymph node dissection, SLNRT salvage lymph node radiotherapy, BRFS biochemical recurrence-free survival, GS Gleason Score, PSA prostate specific antigen, HR hazard ratio, 95% CI 95% confidence interval