. 2020 Jul 31;2020:3852431. doi: 10.1155/2020/3852431

Table 2.

Clinical data of sampled sites (M ± SD) at different time points.

Time points	Treatment groups	Periodontal parameters
Time points	Treatment groups	API (%)	MGI (points)	BI (%)	PPD (mm)	Percentage of sites showing PPD > 4 mm
Initial	Control (n = 18)	36.1 ± 4.2	2.6 ± 0.5	68.9 ± 5.5	5.3 ± 0.6	93
Initial	Test (n = 17)	35.6 ± 4.1	2.7 ± 0.6	69.8 ± 5.3	5.4 ± 0.6	95
3 months	Control (n = 18)	30.3 ± 3.1^∗	2.1 ± 0.4	34.2 ± 4.1^#	4.7 ± 0.7	89.5
3 months	Test (n = 17)	22.2 ± 2.6^#	1.8 ± 0.2^∗	21.5 ± 5.8^{# $\bar{⊤}$}	4.0 ± 0.6	75.6
6 months	Control (n = 18)	29.0 ± 2.7^∗	2.2 ± 0.3	31.5 ± 4.2^#	4.9 ± 0.6	91.7
6 months	Test (n = 17)	12.4 ± 2.3^∗∗^&	1.3 ± 0.2^∗^$\bar{⊤}$	12.2 ± 3.6^∗∗^&	3.2 ± 0.7^∗	60.2^∗^$\bar{⊤}$

API: Approximal Plaque Index; MGI: Modified Gingival Index; BI: Bleeding Index; PPD: Pocket Probing Depth. ^∗Within-group differences: p ≤ 0.05 (between initial time point and follow-up visits). ^∗∗Within-group differences: p ≤ 0.05 (between 3 months and follow-up visits). ^#Within-group differences: p ≤ 0.01 (between initial time point and follow-up visits). ^$\bar{⊤}$Between-group differences: p ≤ 0.05. ^&Between-group differences: p ≤ 0.01.