Disinfection of Dental Unit Water Line Using Aloe Vera: In Vitro Study

Table 2

One-way ANOVA to compare the disinfectants and concentrations.

(a)

	df	ss	mss	F value	P value	Significance
Treatment	2	3805.016667	1902.508333	5.96	0.00350	**
Concentration	3	82616.166667	27538.722222	86.30	86.30	**
Treatment* Concentration	6	4190.583333	698.430556	2.19	0.04950	*
Error	108	34464.200000	319.112963

(b)

Comparison	Std. error	S.E. difference	t value 5%	C difference
Treatment	2.824504	3.994452	1.982127	7.917512
Concentration	3.261457	4.612396	1.982127	9.142356