Table 2.

OR of NHL according to family history of HLP cancers in first-degree relatives (Italy, 1999-2002)

Cancer typeNHLControlsOR* (95% CI)OR (95% CI)
Hodgkin's lymphoma20∞ (P = 0.48)
NHL or unspecified332.1 (0.4-11.0)1.8 (0.3-9.7)
All lymphomas533.2 (0.7-14.4)3.2 (0.7-14.4)
Leukemias782.1 (0.7-6.1)2.0 (0.6-5.9)
Myeloma20∞ (P = 0.48)§
All HLP cancers§14113.0 (1.3-7.0)3.0 (1.2-7.0)
  • * OR adjusted for age, sex, and study center. Reference category: no family history.

  • OR adjusted for age, sex, study center, years of education, place of birth, seropositivity for hepatitis C virus, and number of brothers, sisters, sons, and daughters. Reference category: no family history.

  • P value for one-sided Fisher's exact test.

  • § Includes all the types listed above.