Table 2 Logistic regression models for acute and late GI and GU toxicities.

Age

1.097

1.03-1.17

0.006

Volume of rectum

1.028

1.00-1.06

0.036

Percentage of rectum receiving

70 Gy

1.134

1.03-1.25

0.009

T stage of TNM classification

4.630

1.09-20.00

0.037

3DCRT technique

WP vs PO

26.163

5.10 -134.2

0.000

Acute GI

Low vs High

0.115

0.01-0.92

0.042

Acute GU toxicity

Late GU toxicity

Variable

OR

95% CI

p

Variable

OR

95% CI

p

Age

1.108*

1.02-1.20

0.015

Volume of urinary bladder

1.016

1.00-1.03

0.018

Percentage of urinary bladder receiving

50 Gy

1.127

1.01-1.25

0.026

Percentage of urinary bladder receiving

40 Gy

1.144

1.00-1.30

0.045

Surgical intervention

None vs RP

0.161

0.04-0.68

0.013

Surgical intervention

None vs RP

0.089

0.01-0.85

0.035

3DCRT technique

WP vs PO

0.580

0.10-1.74

0.029