Table 3.

Years of passive smoking exposure from birth to 18 years

Overall
Seminoma
Nonseminoma
Cases/controlsOR* (95% CI)Cases/controlsOR* (95% CI)Cases/controlsOR* (95% CI)
None264/3411.0109/3411.0154/3411.0
Mother smoked (y)
    <1275/711.4 (1.0-2.0)31/711.4 (0.9-2.3)44/711.4 (0.9-2.2)
    12-1752/651.0 (0.7-1.6)23/651.0 (0.6-1.8)29/651.1 (0.6-1.7)
    18184/2521.0 (0.7-1.2)84/2521.0 (0.7-1.4)100/2520.9 (0.7-1.3)
Father smoked (y)
    <1294/961.3 (0.9-1.8)40/961.3 (0.8-2.0)54/961.3 (0.9-1.9)
    12-1772/991.0 (0.7-1.4)33/991.0 (0.6-1.6)39/990.9 (0.6-1.4)
    18185/2451.0 (0.8-1.3)75/2450.9 (0.6-1.3)110/2451.1 (0.8-1.4)
Cumulative smoking by others (y)
    <827/251.4 (0.8-2.5)10/251.3 (0.6-2.9)17/251.6 (0.8-3.1)
    8-1619/241.1 (0.6-2.0)9/241.4 (0.6-3.2)10/240.9 (0.4-1.8)
    >1614/141.3 (0.6-2.9)11/142.3 (1.0-5.3)3/140.5 (0.1-1.9)
Cumulative smoking by parents and others (y)
    <18147/1591.2 (0.9-1.6)58/1591.2 (0.8-1.8)89/1591.2 (0.9-1.7)
    18-28183/2161.1 (0.9-1.4)87/2161.2 (0.8-1.7)96/2161.1 (0.8-1.5)
    >28148/2031.0 (0.7-1.3)62/2030.9 (0.6-1.3)86/2031.0 (0.7-1.4)
  • NOTE: Data taken from case-control questionnaire.

  • * Adjusted for age (continuous), race, cryptorchism, and family history of testicular cancer.