Table 2.

Dental stability parameter measurements in the control and test groups

Variable	Control group	Test group	p-value
Intercanine width (mm)
T0	27.0 ± 1.43	26.6 ± 1.58	0.37
T1	27.1 ± 1.48	27.0 ± 1.16	0.83
T2	26.9 ± 1.49	27.0 ± 1.28	0.84
T3	26.6 ± 1.38	26.9 ± 1.25	0.51
Interpremolar width (mm)
T0	34.5 ± 2.78	34.7 ± 2.25	0.76
T1	34.5 ± 2.82	35.0 ± 2.04	0.46
T2	34.6 ± 2.74	35.4 ± 2.69	0.31
T3	34.9 ± 2.13	34.6 ± 1.56	0.70
Anterior arch length (mm)
T0	3.88 ± 0.47	3.67 ± 0.50	0.10
T1	4.03 ± 0.48	3.84 ± 0.55	0.18
T2	3.82 ± 0.53	3.69 ± 0.55	0.40
T3	3.70 ± 0.45	3.75 ± 0.53	0.76
Total arch length (mm)
T0	22.9 ± 2.18	22.8 ± 1.82	0.93
T1	23.0 ± 2.16	23.0 ± 2.03	0.94
T2	23.1 ± 2.00	23.1 ± 1.78	0.99
T3	23.4 ± 1.77	23.7 ± 1.25	0.59

Values are presented as mean ± standard deviation.

Two-sided unpaired Student’s t-test for the comparison between groups at each time point.

T0, Baseline; T1, 1 month; T2, 6 months; T3, 12 months.