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Table 2 Intraclass correlation coefficients for 17 continuous variables of AVP structures

From: Pediatric reference values of anterior visual pathway structures measured with axis-correction on high-resolution 3D T2 fast spin echo sequences

Structure

Variable

n

ICC

95%-CI

Left

Right

Left

Right

Left

Right

Eye

Lens trans

112

118

0.689

0.804

0.610–0.755

0.749–0.847

Lens antpost

123

130

0.652

0.736

0.566–0.724

0.666–0.793

Globe trans

140

140

0.952

0.967

0.937–0.963

0.957–0.975

Nerve

Nerve retrobulbar

124

125

0.601

0.602

0.505–0.681

0.508–0.683

Nerve 1/3

118

119

0.581

0.568

0.482–0.665

0.467–0.653

Nerve 2/3

121

120

0.686

0.696

0.606–0.752

0.618–0.761

Nerve 3/3

133

125

0.673

0.734

0.591–0.741

0.664–0.791

Nerve canalis opticus

135

132

0.474

0.542

0.361–0.574

0.438–0.632

Nerve prechiasmatic

136

134

0.807

0.828

0.754–0.850

0.779–0.867

Sheath

Sheath retrobulbar

125

125

0.771

0.874

0.709–0.821

0.838–0.903

Sheath 1/3

117

120

0.709

0.666

0.633–0.771

0.582–0.736

Sheath 2/3

119

121

0.758

0.794

0.694–0.811

0.737–0.839

Sheath 3/3

132

127

0.747

0.697

0.680–0.802

0.619–0.761

Sheath canalis opticus

136

132

0.659

0.728

0.574–0.730

0.657–0.786

Chiasm

Supinf lat

112

112

0.729

0.731

0.658–0.788

0.660–0.789

Supinf middle

112

0.642

0.554–0.716

Trans

117

0.948

0.932–0.960

  1. Intraclass Correlation Coefficients for 17 continuous variables measured from high resolution, axis-adjusted MRI-imagery on a total of 145 patients, by 2 independent readers (n Number of patients, ICC Intraclass Correlation Coefficient, CI Confidence Interval). Variables of primary interest are highlighted in a bold typeset
  2. Abbreviations: trans Transverse, antpost Anteroposterior, 1/3 Position 1 out of 3, 2/3 Position 2 out of 3, 3/3 Position 3 out of 3, supinf Superoinferior, lat Lateral