Table 5.

Comparison of repeated linear measurements according to cephalometric analysis methods in different skeletal classes

	Class I				Class II				Class III
	G1	G2	G3	G4	G1	G2	G3	G4	G1	G2	G3	G4
U1-NA	0.107	0.18	0.999	0.021*	0.153	0.999	0.999	0.043*	0.019*	0.083	0.999	0.878
L1-NB	0.098	0.18	0.999	0.055	0.134	0.317	0.999	0.999	0.024*	0.317	0.999	0.682
Co-A	0.284	0.256	0.999	0.018*	0.139	0.056	0.999	0.074	0.012*	0.03*	0.999	0.047*
ANS-Me	0.126	0.084	0.999	0.916	0.037	0.091	0.999	0.333	0.012*	0.034*	0.999	0.441
Co-Gn	0.203	0.212	0.999	0.018*	0.114	0.067	0.999	0.021*	0.012*	0.021*	0.999	0.011*
U-E Line	0.056	0.317	0.999	0.916	0.832	0.999	0.999	0.191	0.062	0.157	0.999	0.406
L-E Line	0.033*	0.317	0.999	0.028*	0.683	0.157	0.999	0.721	0.169	0.838	0.047*	0.221

*p < 0.05 indicates a statistically significant difference, whereas p > 0.05 indicates no significant difference by Wilcoxon signed-rank test. G1, G2, and G3 are AI-assisted platforms, while G4 is a traditional digital program. G1: WebCeph, G2: WeDoCeph, G3: CephX, G4: NemoCeph