Table 5.

Factors associated with MCS scores (linear regression model). 3-month model: adjusted R square = 0.45. 6-month model: adjusted R square = 0.37.

Model	Variable	Unstandardized coefficient	SE	Standardized coefficient	p-value	Collinearity statistics
						Tolerance	VIF
3 months	Intervention	0.02	1.55	0.01	0.99	0.98	1.02
	MCS baseline	0.58	0.07	0.66	<0.001	1	1
	Comorbidities	−2.04	0.84	−0.19	0.017	0.98	1.02
6 months	Intervention	0.15	1.68	0.01	0.93	0.97	1.03
	MCS baseline	0.5	0.08	0.56	<0.001	0.96	1.04
	Comorbidities	−3.8	0.93	−0.35	<0.001	0.94	1.06
	Brushing habit	6.17	1.94	0.28	0.002	0.91	1.1