Table 2 Functional and occlusal parameters of sleep bruxism subjects and controls (quantitative variables)

From: Effects of sleep bruxism on functional and occlusal parameters: a prospective controlled investigation

Variable/mm

Sleep bruxism group

Controls

P

Overbite

2.60±1.22

3.02±1.38

0.142a

Overjet

2.73±1.26

2.82±1.62

0.732b

Maximum active mouth opening

50.35±5.41

51.83±6.47

0.243a

Maximum active right movement

9.32±2.39

9.02±2.34

0.558a

Maximum active left movement

9.94±2.10

9.79±2.48

0.757a

Maximum active protrusive movement

8.91±2.23

8.21±1.94

0.138a

Resiliency of the right TMJ

0.58±0.29

0.58±0.30

0.882b

Resiliency of the left TMJ

0.59±0.34

0.56±0.28

0.700b

CO to MI slide

0.77±0.69

0.40±0.57

0.008b

  1. Following to Bonferroni adjustment, significance level amounted to P<0.003.
  2. Two-samples t-test; data are presented as mean±s.d.
  3. Mann–Whitney U-test; data are presented as mean±s.d.