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Table 2 Clinical periodontal parameters of subjects of all groups

From: Impact of periodontitis on quality of life among subjects with rheumatoid arthritis: a cross sectional study

Clinical Periodontal Parameters

RA-PD (n = 29)

RA (n = 58)

PD (n = 43)

HC (n = 57)

p value

Number of teeth (mean ± SD)

24.10 ± 5.96z

25.33 ± 5.09y

27.63 ± 4.50

28.81 ± 2.39zy

< 0.01b*

PPD (mean ± SD)

2.93 ± 0.67zy

1.95 ± 0.29zx

3.29 ± 0.83xw

2.19 ± 0.99yw

< 0.01b*

CAL (mean ± SD)

3.61 ± 1.09zy

0.72 ± 0.23zx

4.36 ± 3.12xw

0.65 ± 0.19yw

< 0.01b*

VPI in % (mean ± SD)

51.25 ± 29.13z

40.90 ± 27.10y

54.84 ± 26.89yx

29.90 ± 23.43zx

< 0.01a*

GBI in % (mean ± SD)

28.13 ± 21.61zy

7.51 ± 7.67zx

30.50 ± 22.95xw

9.25 ± 11.43yw

< 0.01b*

  1. RA, subjects with rheumatoid arthritis only; PD, subjects with periodontitis only; RA-PD: subjects with RA and PD; HC: healthy controls; PPD: probing pocket depth; CAL: clinical attachment loss; VPI, visible plaque index; GBI: gingiva bleeding index
  2. *Statistically significant between 2 or more groups at p < 0.05; w, x, y, z: Statistically significant difference between 2 groups at p < 0.05 (Tukey HSD & Dunnet T3)
  3. aOne-way Anova Test
  4. bKruskal–Wallis Test