Table 3.

Reliability of manually annotated landmarks by four fellow orthodontists and the principal investigator

Landmarks	Intraclass coefficient correlation (95% confidence interval)	Interclass coefficient correlation (95% confidence interval)	p
Sella	0.912 (0.901–0.923)	0.883 (0.849–0.976)	<0.05
Nasion	0.905 (0.802–0.998)	0.873 (0.826–0.987)
Porion	0.836 (0.791–0.972)	0.914 (0.892–0.976)
Orbitale	0.867 (0.801–0.992)	0.803 (0.781–0.842)
Articulare	0.888 (0.859–0.961)	0.893 (0.834–0.932)
ANS	0.854 (0.801–0.921)	0.912 (0.881–0.945)
PNS	0.874 (0.821–0.923)	0.893 (0.863–0.924)
A	0.852 (0.809–0.912)	0.912 (0.871–0.967)
Superior prosthion (SPr)	0.882 (0.829–0.935)	0.903 (0.867–0.949)
B	0.867 (0.819–0.949)	0.883 (0.830–0.917)
Pogonion	0.843 (0.805–0.925)	0.912 (0.867–0.959)
Gn	0.866 (0.798–0.942)	0.892 (0.823–0.967)
Me	0.912 (0.871–0.967)	0.873 (0.832–0.938)
Go	0.886 (0.823–0.961)	0.912 (0.848–0.937)
Co	0.863 (0.831–0.949)	0.894 (0.861–0.961)
U1	0.914 (0.882–0.973)	0.895 (0.872–0.942)
U1A	0.875 (0.810–0.928)	0.854 (0.843–0.892)
L1	0.906 (0.878–0.937)	0.913 (0.867–0.967)
Id	0.886 (0.827–0.934)	0.892 (0.803–0.958)
L1A	0.899 (0.865–0.949)	0.874 (0.832–0.935)
Prn	0.873 (0.841–0.938)	0.793 (0.781–0.834)
Sn	0.893 (0.869–0.923)	0.885 (0.841–0.927)
A’	0.872 (0.840–0.934)	0.869 (0.821–0.903)
UL	0.891 (0.867–0.934)	0.854 (0.830–0.871)
Ls	0.912 (0.863–0.957)	0.852 (0.829–0.876)
Li	0.904 (0.878–0.967)	0.877 (0.843–0.891)
LL	0.888 (0.847–0.936)	0.865 (0.832–0.901)
Pog’	0.873 (0.851–0.930)	0.894 (0.834–0.935)