Table 4.

Number of bonding site detachments per tooth and number of wire breakages per interdental area (location) of patients affected by unwanted tooth movements (study group) and nonaffected patients (control group). Wire breakages were seen only in the upper jaw

	Study group (n = 44)		Control group (n = 43)		p-value
	n	%	n	%
Bonding site detachment (tooth)
13	7	15.9	7	16.3	0.963
12	12	27.3	9	20.9	0.489
11	10	22.7	6	14.0	0.291
21	7	15.9	5	11.6	0.563
22	11	25.0	9	20.9	0.652
23	8	18.2	9	20.9	0.747
33	8	18.2	5	11.6	0.391
32	10	22.7	5	11.6	0.171
31	6	13.6	8	18.6	0.528
41	10	22.7	4	9.3	0.088
42	11	25.0	5	11.6	0.107
43	11	25.0	5	11.6	0.107
Wire breakage (location)
13/12	2	4.5	0	0.0	0.157
12/11	0	0.0	0	0.0	1
11/21	3	6.8	0	0.0	0.081
21/22	1	2.3	0	0.0	0.320
22/23	2	4.5	1	2.3	0.157

n number