Table 6: Statistical comparison (by unpaired t-test) of S. mutans (in cfu/ml) of mean change at various levels between groups IIB and III

Groups		Levels
		1st day morning		1st day evening		4th day evening		7th day morning		7th day evening
Group IIB		20.50 ± 28.52		44.50 ± 32.18		77.00 ± 36.98		93.50 ± 53.07		100.50 ± 60.07
Group III		0.00 ± 0.00		62.50 ± 37.73		95.00 ± 36.89		121.00 ± 43.38		130.00 ± 42.16
p-value		< 0.05		> 0.05		> 0.05		> 0.05		> 0.05
Significance		S		NS		NS		NS		NS

NS – not significant, S – significant