Table 5.

Comparison of mean scores for aggregatibacter actinomycetemcomitans, porphyromonas gingivalis, tannerella forsythia at baseline, 21 days and 45 days within each group

Group	Time	Mean	SD	SE	P†	Difference	P
Aggregatibacter actinomycetemcomitans
Group 1	Baseline	980.3	155.0	40.0	0.002*	T1 versus T2	1.00
	21 days	935.2	192.1	49.6		T1 versus T3	0.02*
	45 days	967.1	220.4	56.9		T2 versus T3	0.009*
Group 2	Baseline	1064.0	160.4	41.4	<0.001*	T1 versus T2	<0.001*
	21 days	474.0	148.7	38.4		T1 versus T3	<0.001*
	45 days	700.0	134.3	34.7		T2 versus T3	0.001*
Group 3	Baseline	964.4	161.8	41.8	<0.001*	T1 versus T2	<0.001*
	21 days	391.3	117.3	30.3		T1 versus T3	<0.001*
	45 days	560.1	133.8	34.5		T2 versus T3	<0.001*
Porphyromonas gingivalis
Group 1	Baseline	521.9	139.9	36.1	0.04*	T1 versus T2	1.00
	21 days	504.2	176.6	45.6		T1 versus T3	0.25
	45 days	516.5	213.1	55.0		T2 versus T3	0.006*
Group 2	Baseline	570.9	185.2	47.8	<0.001*	T1 versus T2	<0.001*
	21 days	306.9	170.6	44.0		T1 versus T3	<0.001*
	45 days	327.5	151.1	39.0		T2 versus T3	0.92
Group 3	Baseline	473.1	180.6	46.6	<0.001*	T1 versus T2	<0.001*
	21 days	223.2	114.4	29.5		T1 versus T3	<0.001*
	45 days	240.5	125.2	32.3		T2 versus T3	0.95
Tannerella forsythia
Group 1	Baseline	1511.7	260.6	67.3	0.18	-	-
	21 days	1457.1	373.7	96.5
	45 days	1493.4	426.1	110.0
Group 2	Baseline	1346.3	518.3	133.8	<0.001*	T1 versus T2	<0.001*
	21 days	691.9	513.3	132.5		T1 versus T3	<0.001*
	45 days	970.8	550.0	142.0		T2 versus T3	<0.001*
Group 3	Baseline	1193.3	365.1	94.3	<0.001*	T1 versus T2	<0.001*
	21 days	701.7	224.3	57.9		T1 versus T3	0.001*
	45 days	848.9	223.2	57.6		T2 versus T3	0.01*

^†Greenhouse Geisser method; *Statistically significant (P<0.001). Group 1 – SRP; Group 2 – SRP + 1% chlorhexidine gel; Group 3 – SRP + 2% nanocurcumin gel; T1 – Baseline; T2 – 21 days; T3 – 45 days; SD – Standard deviation; SRP – Scaling and root planing; SD – Standard deviation; SE – Standard error; P – P value