Analysis of Epstein-Bar virus (EBV)-positive pleural fluids
| Positive PF EBV load <10000 geq·mL−1 | Positive PF EBV load >10000 geq·mL−1 | p-value | |
| Patients n | 21 | 3 | |
| Mortality# | 6/15 | 3/0 | 0.042 |
| Serum EBV PCR# | 0.010 | ||
| Positive | 3 | 3 | |
| Negative | 12 | 0 | |
| Malignancy# | 9/12 | 3/0 | ns |
| Cough | 6/9 | 1/1 | ns |
| Immunesuppressive drugs# | 5/15 | 1/2 | ns |
Data presented as yes/no unless otherwise stated. PF: pleural fluid, geq: genome equivalent; ns: not significant. #: Fisher's exact test.