Fig 1.
Diagram of the study population sampling.
Table 1.
Electromyographic protocol of masticatory activity.
Table 2.
Subject-to-subject matching of the MIH group (MIHG) and the control group (CG).
Table 3.
Mean values, standard error, and statistical significance (p ≤ 0.05) of the normalized electromyographic data in the mandibular rest condition, for each muscle evaluated, in the MIH group (MIHG) and control group (CG).
Fig 2.
Normalized electromyographic means (RMS) in the mandibular rest condition for the right masseter (RM), left masseter (LM), right temporal (RT) and left temporal (LT) muscles, in the MIH (MIHG) and control (CG) groups.
MIH, Molar-incisor hypomineralization.
Fig 3.
Normalized electromyographic means (RMS) in the maximum protrusion condition for the right masseter (RM), left masseter (LM), right temporal (RT) and left temporal (LT) muscles, in the MIH (MIHG) and control (CG) groups.
MIH, Molar-incisor hypomineralization.
Table 4.
Mean values, standard error, and statistical significance (p ≤ 0.05) of the normalized electromyographic data in the maximum protrusion condition, for each muscle evaluated, in the MIH group (MIHG) and control group (CG).
Fig 4.
Normalized electromyographic means (RMS) in the right laterality condition.
Table 5.
Mean values, standard error, and statistical significance (p ≤ 0.05) of the normalized electromyographic data in the right laterality condition, for each muscle evaluated, in the MIH group (MIHG) and control group (CG).
Fig 5.
Normalized electromyographic means (RMS) in the right laterality condition for the right masseter (RM), left masseter (LM), right temporal (RT) and left temporal (LT) muscles, in the MIH (MIHG) and control (CG) groups.
MIH, Molar-incisor hypomineralization.
Table 6.
Mean values, standard error, and statistical significance (p ≤ 0.05) of the normalized electromyographic data in the left laterality condition, for each muscle evaluated, in the MIH group (MIHG) and control group (CG).
Fig 6.
Normalized electromyographic means (RMS) in the habitual mastication of consistent food condition for the right masseter (RM), left masseter (LM), right temporal (RT) and left temporal (LT) muscles, in the MIH (MIHG) and control (CG) groups.
MIH, Molar-incisor hypomineralization.
Table 7.
Mean values, standard error, and statistical significance (p ≤ 0.05) of the normalized electromyographic data in the habitual mastication of consistent food condition, for each muscle evaluated, in the MIH group (MIHG) and control group (CG).
Fig 7.
Normalized electromyographic means (RMS) in the habitual mastication of soft food condition for the right masseter (RM), left masseter (LM), right temporal (RT) and left temporal (LT) muscles, in the MIH (MIHG) and control (CG) groups.
MIH, Molar-incisor hypomineralization.
Table 8.
Mean values, standard error, and statistical significance (p ≤ 0.05) of the normalized electromyographic data in the habitual mastication of soft food condition, for each muscle evaluated, in the MIH Group (MIHG) and Control Group (CG).
Table 9.
Electromyographic protocol of postural conditions.