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. 2020 Aug 11;33(3):142–149. doi: 10.5152/TurkJOrthod.2020.20062

Table 2.

Intra-class correlation coefficient (ICC) for reproducibility of each cephalometric analysis method

Measurements CephX (cx) CephX corrected (cxc) CephNinja (cn) Dolphin (d) Manual (m) “ground truth”





ICC 95% ICC 95% ICC 95% ICC 95% ICC 95%
SKELETAL
SNA (°) 0.965 0.902–0.988 0.914 0.768–0.970 0.893 0.713–0.963 0.940 0.833–0.979 0.973 0.913–0.991
SNB (°) 0.992 0.976–0.997 0.989 0.967–0.996 0.988 0.965–0.996 0.990 0.972–0.997 0.993 0.979–0.998
ANB (°) 0.983 0.949–0.995 0.977 0.935–0.992 0.988 0.964–0.996 0.975 0.902–0.992 0.992 0.976–0.997
GoGn-SN/GoMe-SN (°) 0.990 0.971–0.997 0.993 0.979–0.998 0.977 0.936–0.992 0.974 0.922–0.991 0.992 0.975–0.997
DENTAL
I-NA (°) 0.750 0.409–0.908 0.838 0.594–0.942 0.964 0.898–0.988 0.970 0.916–0.990 0.985 0.955–0.995
I-NA (mm) 0.912 0.289–0.979 0.862 0.645–0.951 0.923 0.792–0.973 0.950 0.858–0.983 0.864 0.610–0.954
I-NB (°) 0.733 0.063–0.921 0.906 0.705–0.969 0.974 0.926–0.991 0.980 0.932–0.993 0.977 0.932–0.992
I-NB (mm) 0.824 0.436–0.943 0.947 0.853–0.982 0.969 0.911–0.989 0.982 0.943–0.994 0.950 0.857–0.983
I-I (°) 0.872 0.646–0.956 0.948 0.854–0.982 0.980 0.943–0.993 0.985 0.956–0.995 0.983 0.950–0.994
OCC-SN (°) 0.936 0.823–0.978 0.948 0.854–0.982 0.884 0.697–0.959 0.938 0.829–0.979 0.993 0.979–0.998
SOFT TISSUE
UL E-line (mm) 0.890 0.553–0.967 0.968 0.557–0.993 0.988 0.963–0.996 0.987 0.963–0.996 0.996 0.976–0.997
LL E-line (mm) 0.990 0.973–0.997 0.991 0.974–0.997 0.987 0.962–0.995 0.993 0.981–0.998 0.993 0.981–0.998

(For the manual measurements, the “ground truth” values were used as the mean remeasurements of the 3 examiners)