TABLE 3.

Kappa coefficient values of the first and second examiner for intra-rater agreement

	Kappa coefficient
Diagnostic methods	First examiner	Second examiner
Visual inspection	0.726*	0.800*
Radiographic method	0.922*	0.949*
LF device	0.814*	0.809*
M-CT examination	0.975*	0.898*

^*p<0.005

LF: laser fluorescence; M-CT: micro-computed tomography