κ-value

95% confidence interval

P value*

Intraobserver reliability

0448

0.326 - 0.569

<0.001

Interobserver reliability

A/B

0.447

0.331 - 0.563

<0.001

A/C

0.403

0.283 - 0.524

<0.001

B/C

0.377

0.258 - 0.497

<0.001