Influence of maxillary molar distalization with clear aligners on three-dimensional direction: molar distal movement, intrusion, distal tip and crown buccal torque

Progress in Orthodontics

Table 6 Relationships between deviational movement of maxillary second molar and associated factors in the MLRM

Maxillary second molar	Distal movement (mm)		Intrusion (mm)		Distal tip (°)		Crown buccal torque (°)
Maxillary second molar	B (CI)	P	B (CI)	P	B (CI)	P	B (CI)	P
Attachment
Y	− 0.306(− 0.923,0.311)	0.320	− 0.116(− 0.895,0.664)	0.765	− 0.223(− 4.199,3.752)	0.910	− 4.348(− 8.885,0.189)	0.060
N	Reference		Reference		Reference		Reference
Sex
Male	− 0.055(− 0.735,0.625)	0.871	0.663(− 0.196,1.523)	0.126	0.955(− 3.429,5.339)	0.661	− 0.173(− 5.176,4.831)	0.945
Female	Reference		Reference		Reference		Reference
Side of molar
Left	− 0.048(− 0.026,0.530)	0.868	0.170(− 0.560,0.900)	0.639	1.654(− 2.071,5.380)	0.374	0.846(− 3.406,5.098)	0.689
Right	Reference		Reference		Reference		Reference
Age	− 0.028(− 0.072,0.115)	0.194	0.014(− 0.041,0.069)	0.597	0.280(− 0.001,0.561)	0.051	0.027(− 0.293,0.347)	0.867
SN⋀GoGn	− 0.011(− 0.046,0.024)	0.525	− 0.011(− 0.055,0.034)	0.626	− 0.137(− 0.363,0.090)	0.229	− 0.227(− 0.486,0.032)	0.083