Effect of the computer-aided static navigation technique on the accuracy of bicortical mini-implants placement site for maxillary skeletal expansion appliances: an in vitro study

Table 1 Descriptive values of deviations at the coronal entry point (mm), apical end point (mm), and angular (°) deviations of each orthodontic self-drilling mini-implant

Measure	IOI	n	Mean	SD	Median	Minimum	Maximum	p-value
Coronal	1	10	1.97	0.95	1.85	0.90	3.80	0.13
	2	10	2.72	0.77	2.70	1.70	4.00
	3	10	2.60	1.40	2.30	0.20	5.20
	4	10	1.92	0.72	1.95	0.80	3.50
Apical	1	10	2.36	1.31	2.15	0.60	4.70	0.41
	2	10	2.65	0.85	2.65	1.60	4.00
	3	10	2.86	1.26	2.30	1.30	5.40
	4	10	2.16	0.70	2.10	1.30	3.80
Angular	1	10	7.98	5.19	6.65	2.20	17.20	0.27
	2	10	7.46	6.71	4.75	0.90	19.50
	3	10	5.64	1.64	5.70	2.70	8.30
	4	10	4.83	1.75	4.60	2.30	8.60

Group IOI 1: orthodontic self-drilling mini-implants placed on the right posterior orifice of the surgical template. Group IOI 2: orthodontic self-drilling mini-implants placed on right anterior orifice of the surgical template. Group IOI 3: orthodontic self-drilling mini-implants placed on the left anterior orifice of the surgical template. Group IOI 4: orthodontic self-drilling mini-implants placed on the left posterior orifice of the surgical template

ISSN: 1472-6831