Table 1.

Reliability analysis of tooth measurement.

Segmentation type	MD width		CCH
	ICC (95% CI)	p value	ICC (95% CI)	p value
LS	0.994 (0.992–0.995)	< 0.0001	0.992 (0.990–0.994)	< 0.0001
DS	0.987 (0.983–0.989)	< 0.0001	0.989 (0.985–0.991)	< 0.0001
AS	0.997 (0.997–0.998)	< 0.0001	0.991 (0.998–0.993)	< 0.0001
REF	0.997 (0.997–0.998)	< 0.0001	0.993 (0.990–0.994)	< 0.0001

MD width and CCH, presented as continuous variables, were verified for intra-rater reliability using ICC. The ICC of MD width and CCH were 0.994–0.997 and 0.989–0.993, respectively, showing very high reproducibility.

ICC > 0.7: excellent.