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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    
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
  1. [age: normal values]