TABLE 1.

Prevalence of TOS virus antibodies in occupationally exposed and unexposed residents of two Italian regions

PopulationNo. (%) with TOS virus antibody result
PositiveNegativeTotal
Tuscany
    Forestry workers278 (77.2)82 (22.8)360
    Control66 (22.7)224 (77.3)290
Piedmont
    Forestry workers3a (6)47 (94)50
    Control1 (2.5)39 (97.5)40
  • a Two sera with borderline results.