Table 2 Quick reference simplified set of normative data for electric activity obtained by surface EMG for masseter and submental group + platisma during various tests, in μV
From: Surface electromyography as a screening method for evaluation of dysphagia and odynophagia
Saliva swallow | |||
|---|---|---|---|
masseter range | 18–30: 4.5 – 15.9 | 31–70: 5.54 – 12.1 | 70+: 2.94–22.42 |
Submental range | 18–30: 13.4–59.72 | 31–70: 9.52 – 49.5 | 70+: 10.2–42.32 |
Normal swallow | Â | Â | Â |
masseter range | 18–60:2.2–31.0 | 61–70: 1.97 – 27.69 | 70+: 3.77–20.0 |
submental range | 18–30:11.4–63.41 | 31–50: 12.58–51.6 | 51–70+: 7.4 – 44.8 |
20 cc excessive swallow | |||
masseter range | 18–40:1.5–37.0 | 41–70:1.2 – 29.4 | 70+: 4.65–21.13 |
submental range | 18–30:19.28–50.80 | 31–70+: 12.1 – 47.44 | |
100 cc drinking | |||
masseter mean (real) | 18–70: 0.8 – 6.2 | 70+: 1.0 – 7.84 |  |
submental mean (real) | 18–60: 3.5 – 11.5 | 61 – 70+: 4.25 – 16.25 | |