Table 1.

The variation analysis of Sentinel errors and CBCT residual errors.

	SE	CBCT residual errors	P-value
X(left-right)	−1.45 mm ± 4.44 mm	0.94 mm ± 2.65 mm	<0.001
Y(cranial-caudal)	−1.97 mm ± 4.72 mm	1.64 mm ± 3.11 mm	<0.001
Z(anteroposterior)	−2.62 mm ± 3.98 mm	1.21 mm ± 2.57 mm	<0.001
Rx(x-rotation)	0.5° ± 0.9°	0.3° ± 0.9°	<0.001
Ry(y-rotation)	0.2° ± 0.6°	0.3° ± 1.0°	<0.001
Rz(z-rotation)	0.0° ± 0.5°	0.0° ± 0.8°	<0.001

SE: sentinel errors; CBCT: cone-beam computerized tomography.