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Table 2 Means and standard deviations of clinical parameters at T0, T1, and T2 (baseline, 6 and 12 months) of orthodontic treatment

From: Clinical, microbiological, and immunological evaluation of patients in corrective orthodontic treatment

 

Means (%) ± standard deviation

p value

T0

T1

T2

Plaque index

24.44 ± 11.56a

70.58 ± 28.56b

83.23 ± 12.30bc

p < 0.001

Bleeding on probing

4.54 ± 4.98a

7.97 ± 5.04b

6.20 ± 4.09ab

p < 0.016

Width of keratinized gingiva

4.29 ± 0.66a

4.33 ± 0.84a

4.29 ± 0.78a

NS

  1. NS no significant difference. Different letters indicate a significant difference between the three times (Wilcoxon test)