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

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

Following to Bonferroni adjustment, significance level amounted to P<0.003.

^aTwo-samples t-test; data are presented as mean±s.d.

^bMann–Whitney U-test; data are presented as mean±s.d.