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. 2021 Jan 12;91(2):164–170. doi: 10.2319/072220-646.1

Table 4.

Changes T1 to T2 for the Invisalign Group According to Bite Ramp Location

Variable
Ramp Location
N
Mean
SD
P Value
Sn–GoGn, degree Ramp 3-3 15 0.393 0.960 .084
Ramp 2-2 8 1.150 0.938
OB, mm Ramp 3-3 15 −1.347 0.722 .870
Ramp 2-2 8 −1.300 0.438
ODI, degree Ramp 3-3 15 −1.380 1.041 .587
Ramp 2-2 8 −1.613 0.779
IMPA, degree Ramp 3-3 15 1.173 2.211 .159
Ramp 2-2 8 −0.525 3.376