Means and standard deviation of normalized electromyographic amplitude for four recording sites of the superficial masseter muscle during bites at different percentages of maximal voluntary bite force by healthy volunteers (n = 20).
<p>%: percent of maximal voluntary bite force.</p><p><sup>A</sup>Statistically significant difference between the Anterior and Posterior columns (p-value <0.05).</p><p><sup>B</sup>Statistically significant difference between the Anterior and Middle-posterior columns (p-value = 0.001).</p><p><sup>C</sup>Statistically significant difference between the Middle-anterior and Posterior columns (p-value = 0.01).</p><p>Means and standard deviation of normalized electromyographic amplitude for four recording sites of the superficial masseter muscle during bites at different percentages of maximal voluntary bite force by healthy volunteers (n = 20).</p
