Figure 1 Different types of tooth brush grip described by Beals et al

Table 1: Frequency distribution of volunteers
Grip
	Frequency	Percent
Distal oblique	22	55.0
Oblique	11	27.5
Precision	7	17.5
Total	40	100.0
Brushing method visits 1 and 2
	Frequency	Percent
Horizontal	23	57.5
Vertical	8	20.0
Circular	9	22.5
Total	40	100.0

Table 2: Frequency distribution of subjects
Grip
	Frequency	Percent
Distal oblique	22	55.0
Oblique	11	27.5
Precision	7	17.5
Total	40	100.0
Brushing Technique visits 3,4 and 5
	Frequency	Percent
Modified Bass	20	50.0
Modified Stillman's	20	50.0
Total	40	100.0

Table 3:Comparison of the effects of three grips on plaque index
		PRE-1	PRE-5	sig. 2 TAILED	POST-1	POST-5	sig. 2 TAILED
GRIP	DISTAL OBLIQUE	173.00 ą 52.74	159.30 ą 48.64	NS	168.50 ą 45.00	13.95 ą 10.67	S
	OBLIQUE	180.00 ą 49.37	168.18 ą 19.11	NS	93.64 ą 25.30	16.45 ą 9.68	S
	PRECISION	154.00 ą 33.50	124.57 ą 45.98	NS	70.71 ą 37.88	6.57 ą 3.73	S
Confidence interval was evaluated at 95%; significance p < 0.05; S=Significant; NS-not significant

Table 4: Comparison of the effects of two brushing techniques on plaque scores
		PRE-3	PRE-5	sig. 2 TAILED	POST-3	POST-5	sig. 2 TAILED
BRUSHING TECHNIQUE	MBT	185.25 ą 33.83	143.25 ą 43.81	S	40.35 ą 26.41	17.05 ą 11.63	S
BRUSHING TECHNIQUE	MST	183.80 ą 39.93	168.15 ą 41.13	S	45.85 ą 21.28	9.65 ą 6.20	S
MBT: modified Bass technique; MST: modified Stillman’s technique Confidence interval was evaluated at 95%; significance p < 0.05; S=Significant

Table 5: Comparison of the combined effects of brushing techniques and grips on plaque removal
		MBT			MST
		PRE-3	PRE-5	sig. 2 TAILED	PRE-3	PRE-5	sig. 2 TAILED
GRIP	DISTAL OBLIQUE	183.11 ą 37.83	138.22 ą 50.87	S	185.69 ą 40.60	174.00 ą 42.98	NS
	OBLIQUE	192.62 ą 23.12	165.38 ą 12.17	S	184.00 ą 37.32	175.67 ą 34.53	NS
	PRECISION	172.00 ą 52.67	99.33 ą 48.95	NS	177.50 ą 50.07	143.50 ą 38.95	NS
MBT: modified Bass technique; MST: modified Stillman’s technique Confidence interval was evaluated at 95%; significance p < 0.05; S=Significant; NS-not significant