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Table 2 Qualitative and quantitative analysis of herpesviruses and anelloviruses presence in three groups

From: Occurrence and quantification of Anelloviruses and Herpesviruses in gingival tissue in Chinese Shanghai sub-population

 

aggressive periodontitis (n = 57)

chronic periodontitis (n = 59)

healthy (n = 43)

P

Total (n = 159)

EBV

 nested-PCR [n + (%)/n-(%)]

25 (43.9) / 32 (56.1)

28 (47.5) / 31 (52.5)

5 (11.6) / 38 (88.4)

< 0.001*

58 (36.5) / 101 (63.5)

 real-time PCR [n + (%)/n-(%)]

20 (35.1) / 37 (64.9)

26 (44.1) / 33 (55.9)

4 (9.3) / 39 (90.7)

< 0.001*

50 (31.4) / 109 (68.6)

 virus DNA load Md (Min-Max) (Log10 copies/g)

5.38 (4.41–7.01)

5.89 (5.06–7.31)

5.07 (4.57–5.21)

0.009**

5.65 (4.41–7.31)

HCMV

 nested-PCR [n + (%)/n-(%)]

3 (5.3) / 54 (94.7)

7 (11.9) / 52 (88.1)

1 (2.3) / 42 (97.7)

0.683***

11 (6.9) / 148 (83.1)

 real-time PCR [n + (%)/n-(%)]

3 (5.3) / 54 (94.7)

7 (11.9) / 52 (88.1)

1 (2.3) / 42 (97.7)

0.683***

11 (6.9) / 148 (83.1)

 virus DNA load Md (Min-Max) (Log10 copies/g)

7.34 (7.13–10.14)

9.88 (5.58–10.33)

9.11

0.518**

9.33 (5.58–10.33)

TTV

 nested-PCR [n + (%)/n-(%)]

53 (93.0) / 4 (7.0)

50 (84.7) / 9 (15.3)

23 (53.5) / 20 (46.5)

< 0.001*

126 (79.2) / 33 (20.8)

 real-time PCR [n + (%)/n-(%)]

47 (82.5) / 10 (17.5)

48 (81.4) / 11 (18.6)

23 (53.5) / 20 (46.5)

< 0.001*

118 (74.2) / 41 (25.8)

 virus DNA load Md (Min-Max) (Log10 copies/g)

6.34 (5.00–9.33)

6.76 (5.22–9.39)

6.12 (3.79–8.21)

0.001**

6.55 (3.79–9.39)

TTMV

 nested-PCR [n + (%)/n-(%)]

52 (91.2) / 5 (8.8)

55 (93.2) / 4 (6.8)

28 (65.1) / 15 (34.9)

< 0.001*

135 (84.9) / 24 (15.1)

 real-time PCR [n + (%)/n-(%)]

47 (82.5) / 10 (17.5)

51 (86.4) / 8 (13.6)

25 (58.1) / 18 (41.2)

< 0.001*

123 (77.4) / 36 (22.6)

 virus DNA load Md (Min-Max) (Log10 copies/g)

6.64 (4.90–8.27)

7.05 (4.82–10.20)

6.08 (5.42–8.42)

0.001**

6.70 (4.82–10.20)

TTMDV

 nested-PCR [n + (%)/n-(%)]

43 (75.4) / 14 (24.6)

46 (78.0) / 13 (22.0)

17 (39.5) / 26 (60.5)

< 0.001*

106 (66.7) / 53 (33.3)

 real-time PCR [n + (%)/n-(%)]

4 (7.0) / 53 (93.0)

5 (8.5) / 54 (91.5)

3 (7.0) / 40 (93.0)

0.983***

12 (7.5) / 147 (92.5)

 virus DNA load Md (Min-Max) (Log10 copies/g)

4.79 (4.60–5.41)

4.81 (4.29–5.46)

4.69 (4.62–5.28)

0.851**

4.79 (4.29–5.46)

  1. *Chi-squared test
  2. **Kruskal-Wallis test
  3. ***Fisher’s exact test
  4. #Abbreviations:PCR polymerase chain reaction, n number of participants, n+ number of positive participants, n− number of negative participants, Md median, Min minimum, Max maximum, HCMV Human cytomegalovirus, EBV Epstein–Barr virus, TTV Torque teno virus, TTMV Torque teno mini virus, TTMDV: Torque teno midi virus
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BMC Oral Health

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