Table 3.

Comparison of mean microbiological parameter scores within groups at baseline, 1 month, and 3 month follow-ups.

	Groups	Assessment Period	Mean	SD	p-Value
Porphyromonas Gingivalis (103 CFU)	2% Lemongrass Gel	Baseline	1.06	0.54	<0.0001 * Ф
		1 Month	0.31	0.34
		3 Months	0.28	0.31
	10% Doxycycline Gel	Baseline	1.00	0.60	<0.0001 * Ф
		1 Month	0.37	0.33
		3 Months	0.38	0.35
Actinomyces Naeslundi (102 CFU)	2% Lemongrass Gel	Baseline	0.69	0.43	<0.0001 * Ф
		1 Month	0.33	0.34
		3 Months	0.31	0.30
	10% Doxycycline Gel	Baseline	0.75	0.51	<0.0001 * Ф
		1 Month	0.33	0.31
		3 Months	0.32	0.31
Prevotella Intermedia (103 CFU)	2% Lemongrass Gel	Baseline	1.12	0.48	<0.0001 * Ф
		1 Month	0.70	0.36
		3 Months	0.67	0.35
	10% Doxycycline Gel	Baseline	0.94	0.52	<0.0001 * Ф
		1 Month	0.51	0.41
		3 Months	0.52	0.41

* Statistically significant at 5% level of significance by repeated measures ANOVA. Ф Statistically significant at 5% level of significance by pairwise Least Significant Difference post hoc test.