Table 3.
Relationship of EBV with clinical parameters at diseased, healthy and disease progression sites.
| Diseased Sites n=726 | Healthy Sites n=728 | DP Sites n=78 | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| EBV+ | EBV− | p-value a | EBV+ | EBV− | p-value a | EBV+ | EBV− | p-valuea | ||
| PD (mm) | Mean | 5.36 | 5.47 | 0.74 | 2.54* | 2.32 | 0.004 | 5.06 | 5.91* | 0.01 |
| SD | 1.24 | 4.62 | 0.72 | 0.70 | 1.42 | 1.54 | ||||
| AL (mm) | Mean | 2.55 | 3.02 | 0.18 | 0.70 | 0.68 | 0.88 | 5.09 | 5.26 | 0.67 |
| SD | 1.63 | 4.90 | 1.39 | 1.26 | 1.38 | 1.82 | ||||
| BOP (0–3) | Mean | 1.82 | 2.12 | 0.38 | 0.34 | 0.24 | 0.25 | 1.46 | 1.59 | 0.56 |
| SD | 1.16 | 4.79 | 0.87 | 0.68 | 0.76 | 1.10 | ||||
a
p-values refer to within groups comparisons as determined by T-test
AL: attachment loss; BOP: bleeding on probing; DP: disease progression; EBV: Epstein-Barr virus; mm: millimeters; PD: pocket depth; SD: standard deviation