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Table 1 Degree of image artifacts due to motion, catheter, and lipiodol in each acquisition taken by angiography and CBCT

From: Comparison between C-arm cone beam computed tomography and interventional angiography in transarterial chemoembolization of hepatocellular carcinoma

Degree of artifact

Motion artifact

Lipiodol-induced artifact

Catheter-induced artifact

Angiography (no = 145)

CBCT (no = 106)

Angiography (no = 145)

CBCT (no = 106)

Angiography (no = 145)

CBCT (no = 106)

No

%

No

%

No

%

No %

No

%

No

%

Non

94

64.8

40

37.7

110

75.9

8

7.5

130

89.7

8

7.5

(P value)

(< 0.001)

(< 0.001)

(< 0.0001)

Mild

41

28.3

40

37.7

35

24.1

82

77.4

15

10.3

80

75.5

(P value)

(0.11)

(< 0.001)

(< 0.001)

Moderate

9

6.2

20

18.9

0

0

8

7.5

0

0

16

15.1

(P value)

(< 0.001)

(< 0.001)

(< 0.001)

Severe

1

0.7

6

5.7

0

0

8

7.5

0

0

4

3.8

(P value)

(0.02)

(< 0.001)

(< 0.02)