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Table 3 Univariate and multivariate model and hazard ratio calculations for variables associated with biochemical recurrence

From: Extent of positive surgical margins following radical prostatectomy: impact on biochemical recurrence with long-term follow-up

Variables

Univariate

Multivariate

PSA (PSA > 10 vs ≤ 10)

1.45 (0.82–2.58)

0.205

1.33 (0.74–2.39)

0.339

pT (pT3a vs pT2)

2.58 (1.5–4.44)

< 0.001

2.14 (1.2–3.81)

0.01

pG ≤6

Reference

 

Reference

 

pG = 3 + 4

NS

 

NS

 

pG = 4 + 3

2.54 (1.23–5.23)

0.012

1.15 (0.53–2.47)

0.724

pG ≥8

2.77 (1.02–7.52)

0.046

1.41 (0.5–3.99)

0.513

PSM (ePSM vs fPSM)

6.05 (3.29–11.15)

< 0.001

6.11 (3.25–11.49)

< 0.001

  1. The multivariate model includes all variables in this table, the age when the RP was performed and the year of treatment
  2. HR hazard ratio, CI confidence interval, fPSM focal positive surgical margin, ePSM extensive positive surgical margin, PSA prostate-specific antigen
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BMC Urology

ISSN: 1471-2490

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