|
Mean of electric activity (in μV) of the masseter, submental-submandibular and infrahyoid muscle groups covered by the platysma during a continuous drinking test of 100 cc of water. |
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| Control group |
Dental patients |
|
|
|
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| M. masseter |
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| Raw mean* |
6.122 |
7.359 |
| SD |
2.310 |
2.514 |
| Real mean** |
3.627 |
4.864 |
| The submental-submandibular muscle group |
||
| Raw mean |
10.238 |
12.658 |
| SD |
2.174 |
3.186 |
| Real mean |
7.430 |
9.850 |
| The infrahyoid group |
||
| Raw mean |
6.012 |
5.884 |
| SD |
1.696 |
1.935 |
| Real mean |
3.204 |
3.076 |
|
*Raw mean = computer-calculated mean **Real mean = raw mean minus the mean resting potential of an actual muscle covered by skin (2.808 μV = for the m. submental and m. infrahyoid, 2.495 μV = for the m. masseter, and 4.542 = for the m. orbicularis oris). | ||
Vaiman et al. Head & Face Medicine 2006 2:34 doi:10.1186/1746-160X-2-34 |
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