MR Sequence

kappa

95% CI

p value

% of agreement

Detection

Fiesta/TOF

1.0

1.0 - 1.0

<0.001*

100

Contrast T1

1.0

1.0 - 1.0

<0.001*

100

Side affected

Fiesta/TOF

0.95

0.91 - 0.97

<0.001*

96.5

Contrast T1

0.93

0.78 - 0.98

<0.001*

97.0

Relation between nerve and vascular loop

Fiesta/TOF

0.89

0.83 - 0.96

<0.001*

94.7

Contrast T1

0.90

0.84 - 0.97

<0.001*

95.8

Offended neural segment

Fiesta/TOF

0.91

0.85 - 0.97

<0.001*

95.9

Contrast T1

0.89

0.84 - 0.97

<0.001*

94.9

Offending vessel

Fiesta/TOF

0.84

0.68 - 0.1

<0.001*

92.9

Contrast T1

0.85

0.81 - 0.91

<0.001*

93.5

Degree of compression

Fiesta/TOF

0.74

0.56 - 0.84

<0.001*

85.7

Contrast T1

0.71

0.49 - 0.81

<0.001*

83.4