Oral health behavior among school children aged 11–13 years in Saveh, Iran: an evaluation of a theory-driven intervention

Table 4 Comparison of the brushing and flossing behavior between both groups before and after intervention

Group	brushing	Experimental		Control		P-value*
Time of research	brushing	Number	Percentage (%)	Number	Percentage (%)	P-value*
Before intervention	never	13	7.2	11	6.2	0.678
	sometimes	66	36.7	55	31.3
	once daily	65	36.1	70	39.7
	two or more on a daily	36	20	40	22.8
After intervention	never	0	0	10	5.7	0.001
	sometimes	15	8.4	51	28.9
	once daily	79	43.8	73	41.6
	two or more on a daily	86	47.8	42	23.8
	P-value*	0.001		0.958
Before intervention	Dental floss					P-value **
	Yes	69	38.3	61	34.6	0.510
	No	111	61.7	115	65.4	0.510
After intervention	Yes	134	74.4	66	37.5	0.001
	No	46	25.6	110	62.5	0.001
	P-value**	0.013		0.657

ISSN: 1471-2431