Spectral components of superficial masseter

Spectral components of the superficial masseter. ID: Identification of subjects. Group: RP, removable prostheses; FIS, fixed-implant support; ND, natural denture. %MVBF: % of maximal voluntary bite force (20, 40, 60, 80%). Region: P, posterior; MP, middle-posterior; MA, middle-anterior; A, anterior. MF_adjusted: Median frequency adjusted to initial median frequency. MF: Median frequency. MFS: Median frequency slope. IMF: Initial median frequency.