Demographics
A total of 273,352 cases were analyzed, 199,484 male and 73,868 female. The proportion of HNC patients went from 73.9% to 73.6% and the proportion of female patients went from 26.1% to 26.4% from 1975-2016 (Table 1). In total, white patients constituted 84.2%, black patients constituted 10.7%, American Indian/Alaska Native patients constituted 0.5%, and Asian or Pacific Islander patients constituted 3.9% of HNC patients from 1975-2016 (Table 1). Race was unknown in 0.6% of patients (Table 1).
f the four HNC subsets of focus from 1975-2016, 32.2% of primary tumors were in the oral cavity, 31.8% were in the oropharynx, 28.2% were in the larynx, and 7.8% were in the hypopharynx. (Table 1).