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Table 3 Cox multivariate analysis for bRFS of patients with localized prostate cancer

From: Long-term outcome of a moderately hypofractionated, intensity-modulated radiotherapy approach using an endorectal balloon for patients with localized prostate cancer

Covariate

b

SE

Wald

P value

Exp(b)

Gleason score

0.88

0.21

17.7

< 0.01

2.42 (1.60–3.66)

T stage

0.76

0.24

9.6

< 0.01

2.13 (1.32–3.44)

Pretreatment PSA level (mg/dL)

0.34

0.25

1.8

0.18

1.40 (0.85–2.31)

D’Amico risk category

0.05

0.51

0.01

0.92

1.05 (0.39–2.86)

ADT

− 0.03

0.46

0.01

0.95

0.97 (0.39–2.40)

  1. b regression coefficient b, SE stand error of regression coefficient b, Wald Wald statistic (b/SE)2, Exp(b) exponentiation of the b coefficient