Palatal changes after treatment of functional posterior cross-bite using elastodontic appliances: a 3D imaging study using deviation analysis and surface-to-surface matching technique

Table 2 Comparative assessment of bilateral palatal linear measurements recorded in the treated group (TG) and control group (CG)

	ICW		p value*	T1–T0	p value**	IMW		p value*	T1–T0	p value**
	T0	T1	p value*	T1–T0	p value**	T0	T1	p value*	T1–T0	p value**
TG group	24.2 (± 1.35)	26.4 (± 1.67)	p < 0.05	2.2 (± 0.4)	p < 0.05	28.63 (± 1.63)	31.2 (± 1.81)	p < 0.05	2.9 (± 0.7)	p < 0.05
CG group	25.03 (± 1.40)	24.94 (± 1.51)	NS	0.09 (± 0.17)		29.62 (± 2.03)	29.46 (± 2.16)	NS	0.16 (± 0.24)

ICW, distance between the dento-gingival junctions of primary canines; IMW, distance between the dento-gingival junctions of first molars
*p values based on paired Student’ t test and set at p < 0.05 (inter-timing comparison)
**p values based on Independent Student’ t test and set at p < 0.05 (inter-groups comparison); NS, non significant

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