Table 3.
Comparison of species of viridans streptococci isolated from the subgingival plaque and blood of patients of periodontitis after undergoing tooth extraction (n = 34).
| Sr. No. | Viridans streptococci strains isolated | Subgingival plaque isolates (167/225) |
Blood isolates (58/92) |
χ2 value | p value | ||
|---|---|---|---|---|---|---|---|
| No. | (%) | No. | (%) | ||||
| 1. | Streptococcus mitis | 38 | (16.89) | 13 | (14.13) | 0.19 | 0.66 |
| 2. | Steptococcus oralis | 33 | (14.67) | 10 | (10.87) | 0.51 | 0.47 |
| 3. | Streptococcus sanguinis | 23 | (10.22) | 9 | (9.78) | 0.014 | 1.0 |
| 4. | Granulicatella elegans | 21 | (9.33) | 8 | (8.70) | 0.032 | 1.0 |
| 5. | Streptococcus mutans | 16 | (7.11) | 7 | (7.61) | 0.02 | 1.0 |
| 6. | Granulicatella adiacens | 12 | (5.33) | 4 | (4.35) | 0.006 | 1.0 |
| 7. | Streptococcus parasanguinis | 7 | (3.11) | 2 | (2.17) | 0.007 | 1.0 |
| 8. | Streptococcus constellatus | 5 | (2.22) | 1 | (1.09) | 0.048 | 1.0 |
| 9. | Streptococcus anginosus | 4 | (1.78) | 1 | (1.09) | 0.20 | 1.0 |
| 10. | Streptococcus gordonii | 3 | (1.33) | 2 | (2.17) | 0.002 | 1.0 |
| 11. | Streptococcus sinensis | 1 | (0.44) | 1 | (1.09) | 0.43 | 0.49 |
| 12. | Streptococcus hyointestinalis | 1 | (0.44) | 0 | (0) | – | – |
| 13. | Streptococcus pluranimalium | 1 | (0.44) | 0 | (0) | – | – |
| 14. | Streptococcus thoraltensis | 1 | (0.44) | 0 | (0) | – | – |
| 15. | Streptococcus tigurinus | 1 | (0.44) | 0 | (0) | – | – |
| Total isolates | 167 | (74.22) | 58 | (63.04) | |||
There was no statistically significant difference between subgingival plaque and blood isolates of viridans streptococci isolated from periodontitis patients undergoing tooth extraction (p > 0.05).