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. 2020 Nov 17;8(11):1806. doi: 10.3390/microorganisms8111806

Table 2.

Clinical parameters of test and control group.

Baseline
(before Debridement)
4 Weeks 8 Weeks 12 Weeks p Value
(4 Weeks vs. 12 Weeks)
PI Control 3.84 ± 1.90 2.50 ± 1.68 2.26 ± 1.61 2.09 ± 1.52 0.33
Test 3.56 ± 1.82 2.77 ± 2.07 2.32 ± 1.97 1.86 ± 1.46 * 0.037
p value
(Test vs. Control)
0.35 0.74 0.87 0.52
CI Control 1.66 ± 1.29 0.50 ± 0.54 0.61 ± 0.84 0.48 ± 0.38 0.58
Test 1.43 ± 1.25 0.47 ± 0.50 0.53 ± 0.60 0.47 ± 0.42 0.73
p value
(Test vs. Control)
0.26 0.90 0.78 0.70
CI 41 Control 4.26 ± 1.56 2.40 ± 2.44 1.83 ± 1.92 2.14 ± 1.65 0.92
Test 4.18 ± 2.15 2.15 ± 2.29 2.10 ±2.26 2.33 ± 2.20 0.63
p value
(Test vs. Control)
0.66 0.75 0.84 0.98
GI Control 5.43 ± 2.54 4.19 ± 2.34 4.32 ± 2.42 4.03 ± 2.73 0.92
Test 5.51 ± 2.98 4.30 ± 2.73 3.73 ± 2.64 3.42 ± 2.45 0.14
p value
(Test vs. Control)
0.83 0.78 0.42 0.28
PD Control 2.68 ± 0.30 2.48 ± 0.29 2.53 ± 0.25 2.48 ± 0.27 0.93
Test 2.61 ± 0.32 2.55 ±0.29 2.55 ± 0.27 2.56 ± 0.21 0.67
p value
(Test vs. Control)
0.37 0.47 1.00 0.27
BOP Control 1.77 ± 1.16 1.07 ± 0.83 1.11 ± 0.89 0.93 ± 0.88 0.40
Test 1.79 ± 1.40 1.23 ± 0.98 1.06 ± 0.98 0.84 ± 0.81 0.08
p value
(Test vs. Control)
0.93 0.53 0.51 0.56

Clinical parameters are presented as mean ± SD. * Significant difference from 4 weeks. PI, average of plaque index per tooth; CI, average of calculus index per tooth; CI 41, average of calculus index of #41 tooth lingual; GI, average of gingival index per tooth; PD, average of probing depth per site; BOP, average of bleeding on probing per tooth.