Table 3.

Prevalence of HHV7 in the Persian Gulf War veteran population

PBMC donor population No. with HHV7/no. tested (%)
Healthy veteran controls14/32 (43.8%)
Veterans with CFS22/46 (47.8%)
  P valuea 0.82
Veteran CFS patients with axis I diagnosis13/33 (39.4%)
Veteran CFS patients without axis I diagnosis9/13 (69.2%)
  P valuea 0.19
Veteran CFS patients reporting acute onset1/5 (20.0%)
Veteran CFS patients reporting gradual onset21/41 (51.2%)
  P valuea 0.48
  • a Determined by Fisher’s exact test.