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Table 3 Comparison between the different test foods according to RMS values of the EMG signals of right and left masseter muscles in canine guidance occlusion

From: A prospective cross-over study to evaluate the effect of two different occlusal concepts on the masseter muscle activity in implant-retained mandibular overdentures

 

Silicon index (n = 12)

Peanut (n = 12)

Cake (n = 12)

KW χ 2

p

Right

Min.–Max.

29.0–289.0

34.0–185.0

21.0–87.0

  

Mean ± SD

61.67 ± 72.14

55.08 ± 41.27

46.83 ± 20.70

0.501

0.778

Median

43.0

44.0

39.0

  
 

p 1 = 1.000, p 2 = 0.488, p 3 = 0.602

  

Left

Min.–Max.

11.0–150.0

24.0–126.0

29.0–143.0

  

Mean ± SD

68.75 ± 42.86

61.50 ± 26.21

54.75 ± 31.19

2.134

0.344

Median

69.0

62.0

51.50

  
 

p 1 = 0.225, p 2 = 0.728, p 3 = 0.202

  
  1. KW χ 2 chi square for Kruskal-Wallis test, p 1 p value for Mann-Whitney test for comparing between silicon index and cake, p 2 p value for Mann-Whitney test for comparing between silicon index and peanut, p 3 p value for Mann-Whitney test for comparing between cake and peanut
  2. *Statistically significant at p ≤ 0.05