Table 3.

Matched and other tumor-specific characteristics of Hispanic American cases and non-Hispanic white American controls with head and neck cancer

VariableHispanic Americans (n = 100), n (%)Non-Hispanic whites (n = 100), n (%)P
Site*,1.0
    Oral cavity41 (41.0)41 (41.0)
        Oral tongue/floor of mouth2727
        Gingivobuccal1414
    Oropharynx35 (35.0)35 (35.0)
        Tonsil2018
        Other oropharynx1517
    Larynx20 (20.0)20 (20.0)
        Supraglottic1515
        Glottic55
    Hypopharynx3 (3.0)3 (3.0)
    Oropharynx + hypopharynx1 (1.0)1 (1.0)
Tumor stage*,1.0
    T119 (19.0)19 (19.0)
    T239 (39.0)39 (39.0)
    T323 (23.0)23 (23.0)
    T419 (19.0)19 (19.0)
Nodal stage*,§0.744
    N039 (39.0)39 (39.0)
    N110 (10.0)13 (13.0)
    N245 (45.0)45 (45.0)
    N36 (6.0)3 (3.0)
Overall stage0.861
    I11 (11.0)11 (11.0)
    II18 (18.0)18 (18.0)
    III11 (11.0)15 (15.0)
    IV60 (60.0)56 (56.0)
Grade0.481
    Well differentiated12 (13.8)10 (12.3)
    Moderately differentiated47 (54.0)51 (63.0)
    Poorly differentiated28 (32.2)20 (24.7)
Treatment*1.0
    Surgery alone21 (21.0)21 (21.0)
    Surgery + radiotherapy15 (15.0)15 (15.0)
    Surgery + chemoradiotherapy5 (5.0)5 (5.0)
    Radiotherapy alone24 (24.0)24 (24.0)
    Chemoradiotherapy35 (35.0)35 (35.0)
  • *Matched variables.

  • Site was matched by oral cavity, oropharynx, hypopharynx or larynx.

  • Tumor stage was matched by T1-2 or T3-4.

  • §Nodal stage was matched by N0 or N1-3.

  • Grade was not recorded in 13 Hispanic Americans and 19 non-Hispanic whites.