Table 3 H-CEUS image characteristics of non-acute gallbladder wall thickening

Wash-in time (s)

11.80 ± 2.47

12.81 ± 1.83

-1.821

0.069

Enhancement direction

14.382

< 0.001

Inner to outer

17

0

Outer to inner

13

16

Enhancement intensity

1.529

0.394

Hyper

24

15

Non-hyper

6

1

Vascular morphology

15.476

< 0.001

Regular

22

2

Irregular

8

14

Enhancement homogeneity

1.217

0.270

Homogeneous

20

8

Inhomogeneous

10

8

Serous layer

10.984

0.001

Intact

21

3

Destroyed

9

13

Wash-out time (s)

57.37 ± 12.98

38.50 ± 9.39

5.132

< 0.001

> 42

26

3

20.659

< 0.001

≤ 42

4

13

Mural layering in the venous phase

8.396

0.004

Present

17

2

Absent

13

14

Adjacent liver wash-in time

2.054

0.189

Earlier

7

7

Non-earlier

23

9

Adjacent liver enhancement intensity in the arterial phase

2.054

0.189

Hyper

7

8

Non-hyper

23

8

Adjacent liver wash-out time

7.170

0.015

Earlier

1

5

Non-earlier

29

11

Adjacent liver enhancement intensity in the venous phase

7.170

0.015

Hypo

1

5

Non-hypo

29

11