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. 2020 May 19;17(10):3547. doi: 10.3390/ijerph17103547

Table 3.

Average Position of the First Molars (mm) Before (T0) and After 1 Month of Follow-Up (T2).

Variables Molar Displacement data
Control Group Experimental Group
Average at T0 (before) 10.70 ± 1.7792 mm 10.94 ± 2.3209 mm
Average at T2 (after) 10.58 ± 1.7016 mm 10.88 ± 2.3386 mm
t-test 0.0821 0.0315
Degrees of freedom 4 4
p (level of significance) 0.9385 0.9763