表 1.

不同进入深度下导航终点的位置偏差与角度偏差

Position deviation and angle deviations of navigation end position at different entry depths

Deviations	Overall data	Depth			F	P
		5 mm	10 mm	15 mm
Oneway ANOVA was used to analyze the difference between the groups, the significance level was P < 0.01.
2D distance deviation/mm, x±s	0.44±0.12	0.37±0.06	0.44±0.05	0.52±0.14	5.751	0.008
Depth deviation/mm, x±s	0.13±0.78	0.06±0.05	0.16±0.06	0.16±0.07	6.915	0.004
3D distance deviation/mm, x±s	0.47±0.12	0.38±0.07	0.47±0.05	0.55±0.15	4.509	0.020
Angle deviation/(°), x±s	2.72±1.12	2.46±0.54	2.45±1.21	3.25±1.22	1.780	0.188
Initial position deviation/mm, x±s	0.62±1.73	0.57±0.10	0.55±0.11	0.74±0.20	7.662	0.002