Table 1.

Matched and other demographic and exposure characteristics of minority American cases and non-Hispanic white American controls with head and neck cancer

VariableAfrican Americans (n = 81), n (%)Non-Hispanic whites (n = 81), n (%)P
Age category (y)*,0.618
    <505 (6.2)7 (8.6)
    50-6969 (85.2)64 (79.0)
    ≥707 (8.6)10 (12.4)
Sex*1.0
    Male68 (84.0)68 (84.0)
    Female13 (16.0)13 (16.0)
Comorbidity score0.803
    None-mild73 (90.1)71 (87.7)
    Moderate-severe8 (9.9)10 (12.3)
Smoking status*,0.621
    Current55 (67.9)50 (61.7)
    Former15 (18.5)20 (24.7)
    Never11 (13.6)11 (13.6)
Alcohol drinking status0.647
    Current45 (55.5)48 (59.3)
    Former22 (27.2)17 (21.0)
    Never 14 (17.3)16 (19.7)
VariableHispanic Americans (n = 100), n (%)Non-Hispanic whites (n = 100), n (%)
Age category*,0.598
    <5026 (26.0)20 (20.0)
    50-6957 (57.0)61 (61.0)
    ≥7017 (17.0)19 (19.0)
Sex*1.0
    Male81 (81.0)81 (81.0)
    Female19 (19.0)19 (19.0)
Comorbidity score0.435
    None-mild94 (94.0)90 (90.0)
    Moderate-severe6 (6.0)10 (10.0)
Smoking status*,0.511
    Current33 (33.0)40 (40.0)
    Former40 (40.0)33 (33.0)
    Never27 (27.0)27 (27.0)
Alcohol drinking status0.174
    Current42 (42.0)54 (54.0)
    Former27 (27.0)25 (25.0)
    Never31 (31.0)21 (21.0)
  • *Matched variables.

  • Age was matched to within ± 10 y.

  • Smoking was matched by ever and never.