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Table 6 Inter- and intraobserver agreement (n = 50)

From: Magnetic resonance three-dimensional steady-state free precession imaging of the thoracic duct in patients with Fontan circulation and its relationship to outcomes

 

Interobserver

Intraobserver

 

Percent agreement

Kappa (95% CI)

Percent agreement

Kappa (95% CI)

Thoracic duct visualization

88%

0.76 (0.58, 0.94)

86%

0.72 (0.53, 0.91)

Thoracic duct tortuosity

76%

0.67 (0.51, 0.84)

76%

0.68 (0.50, 0.86)

 

Mean difference ± SD

ICC (95% CI)

Mean difference ± SD

ICC (95% CI)

Thoracic duct diameter

0.37 ± 0.65

0.78 (0.74, 0.81)

0.41 ± 0.88

0.64 (0.57, 0.70)

  1. CI confidence interval, SD standard deviation, ICC intraclass correlation coefficient