Skip to main content
. Author manuscript; available in PMC: 2022 Dec 22.
Published in final edited form as: Clin Genitourin Cancer. 2019 Aug 21;17(6):470–475.e1. doi: 10.1016/j.clgc.2019.08.002

Table 2.

Multivariable Cox Proportional Hazards Analysis Predicting Distant Metastasis-free Survival

Variable HR 95% CI of HR P Value
Race
 AA vs. CA 0.82 0.48 1.37 .438
Pathologic T stage
 pT3 vs. pT2 1.44 0.97 2.16 .071
Gleason sum
 7 vs. ≤6 1.76 1.14 2.73 .011
 8–10 vs. ≤6 3.44 2.18 5.43 <.001
Surgical margin
 Positive vs. negative 0.91 0.69 1.20 .501
PSADT, mos
 10.50–11.99 ref
 9.01–10.50 1.71 0.87 3.35 .119
 7.51–9.00 1.75 0.91 3.36 .091
 6.01–7.50 2.42 1.31 4.50 .004
 4.51–6.00 2.96 1.60 5.47 .001
 3.01–4.51 4.24 2.38 7.56 <.001
 ≤3 5.24 2.96 9.26 <.001

All models were adjusted by surgery year, site, and age.

Abbreviations: AA = African-American; CA = Caucasian; CI = confidence interval; HR = hazard ratio; PSADT = prostate-specific antigen doubling time; Ref = reference value.