[Table/Fig-1]:

The studies included for the analysis.

S. No	Author Name	Chlorhexidine Extracts			Herbal Extracts			Weight	Mean Difference IV Fixed 95%CI
		Mean	SD	Total No. of Study Subjects	Mean	SD	Total No. of Study Subjects
1	Anirban Chatterjee et al.,[12]	0.9	0.66	15	1.1	0.48	15	0.30%	-0.20 (-0.61, 0.21)
2	Bathini Chandrahas et al.,[13]	2.1	0.3	40	2.3	0.3	40	2.90%	-0.20 (-0.33, -0.07)
3	Betul Rahman et al.,[14]	2.33	0.66	20	2.74	0.78	20	0.20%	-0.41 (-0.86, 0.04)
4	Devanand Gupta et al.,[15]	2.1	0.57	36	2.49	0.46	36	0.90%	-0.39 (-0.63, -0.15)
5	Harjit Kaur et al.,[16]	2.9	0.34	30	2.86	0.34	30	1.70%	0.04 (-0.13, 0.21)
6	Manasa Hosamane et al.,[17]	1.69	0.6	10	1.63	0.27	10	0.30%	0.06 (-0.35, 0.47)
7	Mayur Sudhakar at al.,[18]	1.65	0.13	120	1.25	0.1	120	57.40%	0.40 (0.37, 0.43)
8	Prashant R Shetty et al.,[19]	2.09	0.15	10	2.09	0.14	10	3.10%	0.00 (-0.13,0.13)
9	Rajendra Kumar Gupta et al.,[20]	3.1	0.25	100	3.14	0.29	100	8.80%	-0.04 (-0.12, 0.04)
10	Ratika Sharma et al.,[21]	1.29	0.26	32	1.3	0.25	33	3.20%	-0.01 (-0.13, 0.11)
11	Shivika Mehta et al.,[22]	1.06	0.1	20	1.05	0.06	35	21.30%	0.01(-0.04, 0.06)
	Total			433			449	100%	0.22(0.20,0.24)

Heterogeneity: χ² = 369.01, df=10 (p<0.00001); I2 =97%

Test for overall effect Z = 19.22 (p<0.00001)