[Table/Fig-11]:

Intragroup comparison at different time intervals by paired t-test.

Groups	Time points	Mean	SD	Mean Diff.	SD Diff.	% of change	Paired t-test	p-value
Group I (Fluoride Varnish Group)	Baseline	104.25	29.01
	1 month	4.00	2.50	100.25	28.67	96.16	17.1296	<0.001*
	Baseline	104.25	29.01
	3 month	23.00	9.67	81.25	28.94	77.94	13.7542	<0.001*
	Baseline	104.25	29.01
	6 month	37.00	10.45	67.25	29.70	64.51	11.0932	<0.001*
	1 month	4.00	2.50
	3 month	23.00	9.67	-19.00	9.31	-475.00	-10.0018	0.0005*
	1 month	4.00	2.50
	6 month	37.00	10.45	-33.00	11.03	-825.00	-14.6523	<0.001*
	3 month	23.00	9.67
	6 month	37.00	10.45	-14.00	10.55	-60.87	-6.5010	<0.001*
Group II (CHX Varnish Group)	Baseline	89.71	14.84
	1 month	2.58	2.32	87.13	14.42	97.12	29.5991	<0.001*
	Baseline	89.71	14.84
	3 month	5.83	3.38	83.88	14.36	93.50	28.6089	<0.001*
	Baseline	89.71	14.84
	6 month	10.67	4.89	79.04	15.41	88.11	25.1345	<0.001*
	1 month	2.58	2.32
	3 month	5.83	3.38	-3.25	3.95	-125.81	-4.0328	0.0005*
	1 month	2.58	2.32
	6 month	10.67	4.89	-8.08	4.88	-312.90	-8.1140	<0.001*
	3 month	5.83	3.38
	6 month	10.67	4.89	-4.83	3.38	-82.86	-6.9978	<0.001*
Group III (MI Varnish Group)	Baseline	100.25	25.75
	1 month	4.42	2.28	95.83	26.29	95.59	17.8588	<0.001*
	Baseline	100.25	25.75
	3 month	13.83	5.81	86.42	25.90	86.20	16.3440	<0.001*
	Baseline	100.25	25.75
	6 month	23.33	8.44	76.92	26.64	76.72	14.1460	<0.001*
	1 month	4.42	2.28
	3 month	13.83	5.81	-9.42	5.26	-213.21	-8.7739	<0.001*
	1 month	4.42	2.28
	6 month	23.33	8.44	-18.92	8.34	-428.30	-11.1116	<0.001*
	3 month	13.83	5.81
	6 month	23.33	8.44	-9.50	8.11	-68.67	-5.7363	<0.001*

* denotes statistically significant (p< 0.05)