Relationship between Frontal Gap and Postoperative Stability in the Treatment of Mandibular Prognathism

Table 2

Postoperative stability (T32) by Pearson’s correlation test.

Variable	Me horizontal T32		Me vertical T32
	Coefficient	value	Coefficient	value
Me (horizontal, mm)
T21	−0.494	0.003	0.394	0.023
T32	1		−0.650	<0.001
T31	0.240	0.178	−0.075	0.679
Me (vertical, mm)
T21	0.303	0.087	−0.637	<0.001
T32	−0.650	<0.001	1
T31	−0.473	0.005	0.540	0.001
Frontal gap T2 (mm)
Right gap	−0.001	0.998	−0.031	0.863
Left gap	−0.296	0.094	0.249	0.162

T21: immediate surgical changes; T32: postoperative stability; T31: 2-year surgical change.
Significant .