| Detection frequency | Significance | ||||
---|---|---|---|---|---|---|
Infectious agents | HC | HI | PI | HC vs HI | HC vs PI | HI vs PI |
 | (n=15) | (n=15) | (n=15) | (P value) | ||
EBV | 7 (46.7%) | 9 (60.0%) | 13 (86.7%) | 0.3576246 | 0.0250875* | 0.1073796 |
P. gingivalis | 3 (20.0%) | 4 (26.7 %) | 14 (93.3%) | 0.5 | 0.0000579** | 0.0002420** |
EBV+P. gingivalis | 1 (6.7 %) | 2 (13.3%) | 12 (80.0%) | 0.5 | 0.0000579** | 0.0003395** |