Table 2 Assessment of intraobserver reliability: (a) Intraclass correlation Coefficient (ICC) and confidence interval for repeated measurements (from the triplicate evalation)
X | Y | Z | X | Y | Z | |
|---|---|---|---|---|---|---|
Landmark | Intraclass Correlation | 95% Confidence Interval | ||||
Right lower incisal alveolar ridge (rLIAR) | 0.97 | 0.98 | 0.98 | 0.91–0.99 | 0.94–1.00 | 0.92–1.00 |
Left lower incisal alveolar ridge (lLIAR) | 0.96 | 0.97 | 0.99 | 0.89–0.98 | 0.91–1.00 | 0.94–1.00 |
B point (B) | 0.95 | 0.96 | 0.98 | 0.90–0.98 | 0.89–0.98 | 0.91–1.00 |
Pogonion (Po) | 0.95 | 0.98 | 0.98 | 0.86–0.98 | 0.90–1.00 | 0.90–1.00 |
Gnathion (Gn) | 0.94 | 0.97 | 0.98 | 0.86–0.97 | 0.91–0.99 | 0.92–1.00 |
Menton (ME) | 0.96 | 0.99 | 0.98 | 0.89–0.99 | 0.90–1.00 | 0.90–0.99 |
Right mandibular gonion (rGo) | 0.97 | 0.86 | 0.91 | 0.91–0.99 | 0.82–0.95 | 0.88–0.97 |
Left mandibular gonion (lGo) | 0.98 | 0.88 | 0.90 | 0.94–0.99 | 0.84–0.96 | 0.85–0.98 |
Right ramus point (rRP) | 0.96 | 0.48 | 0.87 | 0.88–0.98 | 0.35–0.74 | 0.84–0.97 |
Left ramus point (lRP) | 0.95 | 0.53 | 0.90 | 0.86–0.98 | 0.41–0.81 | 0.86–0.98 |
Right condylion (rCo) | 0.57 | 0.98 | 0.44 | 0.47–0.86 | 0.91–0.99 | 0.31–0.67 |
Left condylion (lCo) | 0.55 | 0.96 | 0.48 | 0.44–0.82 | 0.89–0.99 | 0.35–0.76 |
Right posterior mandi- bular condyle (rPCo) | 0.95 | 0.97 | 0.97 | 0.87–0.98 | 0.91–0.99 | 0.91–1.00 |
Left posterior mandi -bular condyle (lPCo) | 0.94 | 0.95 | 0.98 | 0.85–0.97 | 0.88–0.98 | 0.92–1.00 |