Table 4.

Correlation of prognostic factors and elevated Prostate-Imaging Reporting and Data Scoring System.

Variables		Estimate	Std. Error	Wald	df	P	95% Confidence interval
							Lower limit	Upper limit
Prognostic factors	Total Gleason score	1.047	0.243	18.504	1	<0.001	0.821	1.179
	Surgical margin positivity	0.648	0.363	3.188	1	0.074	0.359	1.244
	Extracapsular extension	1.933	0.410	22.220	1	<0.001	1.737	2.016
	Seminal vesicle invasion	2.436	0.801	9.254	1	0.002	2.121	2.735
	Number of dissected lymph nodes	0.999	0.352	8.046	1	0.005	0.690	1.123

Significant p values are given in bold.