Table 1.

Distribution of cases of NHL and controls according to selected characteristics (Italy, 1999-2002)

NHL
Controls
OR* (95% CI)
N (%)N (%)
Sex
    Males120 (53.3)341 (67.7)
    Females105 (46.7)163 (32.3)
Age (y)
    <4547 (20.8)104 (20.6)
    45-64107 (47.6)177 (35.1)
    ≥6571 (31.6)223 (44.3)
Study center
    Aviano/Pordenone127 (56.4)280 (55.6)
    Naples98 (43.6)224 (44.4)
Education (y)
    <797 (43.1)251 (49.8)1
    7-1169 (30.7)127 (25.2)1.4 (0.9-2.1)
    ≥1259 (26.2)126 (25.0)1.2 (0.8-1.8)
Place of birth
    Northern Italy98 (43.6)248 (49.2)1
    Southern Italy127 (56.4)256 (50.8)2.1 (1.2-3.6)
Hepatitis C virus seropositivity
    No181 (80.4)459 (91.1)1
    Yes44 (19.6)45 (8.9)2.6 (1.6-4.3)
  • * OR adjusted for age, sex, and the above listed variables.

  • Reference category.