Table 3.

HR of developing selected cancers and of dying in relatives of cases of NHL compared with relatives of controls according to selected characteristics of the relative (Italy, 1999-2002)

Characteristic of the relative (no. relatives)Event in relatives
All lymphomas
HLP cancers*
All cancers
All deaths
NHR (95% CI)NHR (95% CI)NHR (95% CI)NHR (95% CI)
All relatives of
    Controls (3,920)3111127311,1861
    NHL (1,671)54.5 (1.1-18.8)143.4 (1.5-7.4)1621.6 (1.3-2.0)4841.0 (0.9-1.1)
Female relatives of
    Controls (1,960)114111214991
    NHL (820)38.1 (0.8-78.1)96.1 (1.8-19.7)711.7 (1.3-2.3)1971.0 (0.9-1.2)
Male relatives of
    Controls (1,960)217115116871
    NHL (851)22.6 (0.4-18.8)51.8 (0.6-5.7)911.5 (1.2-2.0)2871.0 (0.9-1.2)
Parents/children of
    Controls (2,063)117113617661
    NHL (907)49.3 (1.0-83.4)72.3 (0.8-6.5)881.5 (1.1-2.0)3351.0 (0.9-1.1)
Siblings of
    Controls (1,857)214112714201
    NHL (764)11.9 (0.12-22.1)75.3 (1.4-16.8)741.8 (1.3-2.4)1491.0 (0.9-1.2)
  • NOTE: Estimates from proportional hazard models adjusted for sex of the relative (when appropriate).

  • * HLP cancers including lymphomas.

  • Reference category.