Efficacy of (−)-epigallocatechin gallate delivered by a new-type scaler tip during scaling and root planing on chronic periodontitis: a split-mouth, randomized clinical trial

Table 1 Demographic characteristics and clinical parameters (mean ± SD) at baseline

	Treatment groups
	SRP + EGCG	SRP
Gender	8 males, 10 females
Age (years)	37.6 ± 8.9
Total number of sites	393	369
Number of sites in single-rooted teeth	249	223
Number of sites in multi-rooted teeth	144	146
PD (mm)	5.33 ± 1.38	5.28 ± 1.33
CAL (mm)	3.83 ± 2.18	3.75 ± 2.11
BI	2.83 ± 0.87	2.73 ± 0.81
PLI	0.78 ± 0.74	0.87 ± 0.70

ISSN: 1472-6831