Table 2.
Detection rates and association with periodontal disease of ten periodontopathogenic bacteria.
| Bacterial agent | Overall detection rate (N = 390) n (%) |
Detection in clinical gingivitis (N = 147) n (%) |
Detection in clinical periodontitis (N = 40) n (%) |
P value OR (95% CI) |
|---|---|---|---|---|
| P. gingivalis | 139 (36) | 44 (30) | 23 (56) |
0.004
2.6 (1.35–5.15) |
| E. corrodens | 110 (28) | 43 (29) | 16 (39) | 0.11 1.7 (0.87–3.43) |
| A. actinomycetemcomitans | 109 (28) | 41 (28) | 16 (39) | 0.08 1.8 (0.92–3.64) |
| C. rectus | 103 (26) | 48 (33) | 10 (24) |
0.04
1.8 (1.01–3.17) |
| P. nigrescens | 81 (21) | 30 (20) | 18 (44) | <0.001 3.9 (1.97–7.95) |
| T. denticola | 73 (19) | 22 (15) | 13 (32) |
0.01
2.63 (1.2–5.51) |
| P. intermedius | 43 (11) | 15 (10) | 10 (24) |
0.005
3.2 (1.42–7.46) |
| T. forsythia | 30 (8) | 10 (6) | 2 (5) | 0.54 0.5 (0.12–2.4) |
| C. ochraceum | 24 (6) | 7 (4) | 4 (10) | 0.42 1.59 (0.5–4.98) |
| C. sputigens | 5 (1) | 2 (1) | 0 | — |