Parameters | Betel nut chewing | |||
---|---|---|---|---|
Absent | Present | P value | ||
Age | <53 years old | 13 | 68 | 0.32 |
≧53 years old | 18 | 63 | ||
Sex | Male | 29 | 127 | 0.32 |
Female | 2 | 4 | ||
Clinical 7th AJCC stage | IVA | 17 | 63 | 0.50 |
IVB | 14 | 68 | ||
Clinical T classification | T1~T4a | 19 | 73 | 0.57 |
T4b | 12 | 58 | ||
Clinical N classification | N0/1 | 8 | 40 | 0.60 |
N2/3 | 23 | 91 | ||
Primary tumor site | Oral cavity | 11 | 51 | 0.72 |
Others | 20 | 80 | ||
Primary tumor site | Oropharynx | 10 | 50 | 0.54 |
Others | 21 | 81 | ||
Primary tumor site | Larynx/hypopharynx | 9 | 27 | 0.31 |
Others | 22 | 104 | ||
p16 expression | Negative | 27 | 101 | 0.21 |
Positive | 1 | 2 | ||
Unknown | 3 | 28 | ||
Alcohol | Absent | 6 | 10 | 0.086 |
Present | 25 | 121 |