Table 3 Univariate and multivariate analyses of clinical characteristics and CTU features

Gender

1.81(0.55~5.91)

0.326

Age

1.06(1.02~1.10)

0.005

1.05(0.98~1.13)

0.156

Urine erythrocyte

1.00(1.00~1.00)

0.035

1.00(1.00~1.00)

0.154

Location

 Lateral wall

Ref.

Ref.

 Posterior wall

0.05(0.01~0.38)

0.004

0.00(0.00~3.91)

0.064

 Parietal wall

0.18(0.01~3.32)

0.250

0.00(0.00~49.89)

0.129

 Bottom wall

0.05(0.00~0.47)

0.009

0.00(0.00~6.97)

0.075

 Anterior wall

474283.66(0.00~Inf)

0.992

5.10(0.00~Inf)

1.000

Morphology

 Cauliflower

Ref.

 Hilly

6.60(0.77~56.37)

0.085

 Lobulated

4.18(0.83~21.13)

0.084

 Papillary

0.76(0.27~2.12)

0.600

 Number of lesion

4.24(0.92~19.54)

0.064

 Calcification

5.25(0.65~42.12)

0.119

 Cystic degeneration

5217120.26(0.00~Inf)

0.991

Junction smoothness

4.01(1.54~10.49)

0.005

22.50(3.22~157.19)

0.002

Maximum transverse diameter

3.85(1.94~7.63)

<0.001

Maximum longitudinal diameter

4.33(1.78~10.52)

0.001

0.11(0.01~0.89)

0.038

Transverse diameter/longitudinal diameter

8.89(2.46~32.09)

0.001

0.01(0.00~21.89)

0.246

Tumor-wall interface

8.52(2.79~25.98)

<0.001

10.80(2.04~57.26)

0.005

Non-enhanced CT value

1.08(0.99~1.19)

0.082

Arterial phase CT value

1.09(1.05~1.14)

<0.001

0.99(0.90~1.09)

0.849

Arterial reinforcement rate

24.05(4.74~122.06)

<0.001

35.68(3.81~334.47)

0.002