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. Author manuscript; available in PMC: 2013 Dec 4.
Published in final edited form as: Am J Orthod Dentofacial Orthop. 2013 Oct;144(4):10.1016/j.ajodo.2013.06.016. doi: 10.1016/j.ajodo.2013.06.016

Table II.

Masseter muscle fiber type properties for open-bite and deepbite subjects selected for microarray analysis

Vertical malocclusion Fiber type
I
I/II hybrid
II
Neo/atrial
Open Deep Open Deep Open Deep Open Deep
Fiber number 136 22 95 7 10 40 29 10
Mean fiber area (μm2) 2181 3592 828 1017 272 3184 654 1179
Muscle occupancy (%) 61 33 34 9 0.6 53 4 5