Table 4 Multivariate analysis of cancer-specific mortality

Age

0.987*

0.942-1.033

0.567

RP

Reference

IMRT

1.706

0.730-3.987

0.218

DRE T1-T2a

Reference

DRE T2b-T2c

5.674

2.205-14.599

0.001

DRE ≥ T3

8.380

3.179-22.091

0.001

Gleason score ≤6

Reference

Gleason score =7

1.397

0.512-3.810

0.514

Gleason score ≥8

7.183

2.777-18.574

0.001

PSA ≤ 10 ng/mL

Reference

PSA > 10 and ≤20 ng/mL

0.333

0.111-0.994

0.049

PSA > 20 ng/mL

0.984

0.427-2.268

0.971