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Table 2 Image and diagnostic quality scores by two ratersImage quality score, 0–3

From: Non-contrast-enhanced magnetic resonance angiography of facial arteries for pre-operative evaluation of vascularized submental lymph node flaps

Patient

Image Quality

Diagnostic Quality

Right

Left

Right

Left

3D PC-MRA Rater 1

3D PC-MRA Rater 2

CE-

MRA Rater 1

CE-MRA Rater 2

3D PC-MRA Rater 1

3D PC-MRA Rater 2

CE-MRA Rater 1

CE-MRA Rater 2

3D PC-MRA Rater 1

3D PC-MRA Rater 2

CE-MRA Rater 1

CE-MRA Rater 2

3D PC-MRA Rater 1

3D PC-MRA Rater 2

CE-MRA Rater 1

CE-MRA Rater 2

1

2

2

3

2

1

1

3

3

D

D

D

D

N

N

D

D

2

3

3

3

3

3

3

3

3

D

D

D

D

D

D

D

D

3

2

3

3

3

2

2

2

2

D

D

D

D

D

D

D

D

4

0

0

3

2

1

2

3

2

N

N

D

D

N

D

D

D

5

2

2

3

3

2

2

3

2

D

D

D

D

D

D

D

D

6

3

3

3

3

3

3

3

3

D

D

D

D

D

D

D

D

7

3

3

3

3

2

2

3

3

D

D

D

D

D

D

D

D

8

2

1

2

2

3

2

3

3

D

N

D

D

D

D

D

D

9

2

2

1

2

2

2

2

2

D

D

N

D

D

D

D

D

10

3

3

3

3

3

3

3

3

D

D

D

D

D

D

D

D

11

3

3

0

0

3

2

0

0

D

D

N

N

D

D

N

N

12

3

3

3

3

2

2

2

2

D

D

D

D

D

D

D

D

13

2

1

2

2

2

2

3

3

D

N

D

D

D

D

D

D

14

3

3

3

3

1

2

3

2

D

D

D

D

N

D

D

D

15

3

3

2

2

0

0

0

0

D

D

D

D

N

N

N

N

16

2

2

3

3

1

1

3

2

D

D

D

D

N

N

D

D

17

2

1

3

3

2

1

3

2

D

N

D

D

D

N

D

D

18

3

3

3

3

3

2

3

2

D

D

D

D

D

D

D

D

19

3

3

3

3

3

3

3

3

D

D

D

D

D

D

D

D

20

2

2

3

3

3

3

3

3

D

D

D

D

D

D

D

D

Cohen’s kappa

0.67

0.68

0.56

0.49

0.35

0.64

0.571

1

  1. Diagnostic score, N: nondiagnostic; D: diagnostic
  2. 3D PC-MRA 3D phase magnetic resonance angiography, CE-MRA Contrast-enhanced magnetic resonance angiography