Progress in Orthodontics

Table 6 Evaluation of the relationship between the upper incisor inclination and pressure measurements

From: Changes in lips, cheeks and tongue pressures after upper incisor protrusion in Class II division 2 malocclusion: a prospective study

		U1-SN (°)		U1-NA (°)		U1-NA (mm)
		r	p	r	p	r	p
Upper lip pressure (kPa)	T1-T0	−0.024	0.920	0.038	0.875	0.045	0.850
Upper lip pressure (kPa)	T2-T1	−0.132	0.578	−0.181	0.446	−0.400	0.080
Lower lip pressure (kPa)	T1-T0	−0.312	0.181	−0.193	0.414	0.157	0.508
Lower lip pressure (kPa)	T2-T1	0.099	0.679	0.157	0.508	0.123	0.604
Vertical lip pressure (kPa)	T1-T0	0.038	0.873	−0.063	0.793	−0.467	0.038*
Vertical lip pressure (kPa)	T2-T1	0.095	0.690	0.105	0.659	−0.045	0.849

*p < 0.05

Back to article page