Characteristic | Frequency | Percentage (%) |
---|---|---|
Age (years)a | 51.28 ± 12.14 | |
Age groups (years) | ||
≤ 30 | 6 | 4.2 |
31–50 | 72 | 50 |
> 50 | 66 | 45.8 |
Gender | ||
Male | 106 | 73.6 |
Female | 38 | 26.4 |
Histological subtypes | ||
Non-keratinizing | 20 | 13.9 |
Keratinizing | 85 | 59 |
Non-keratinizing with maturation | 39 | 27.1 |
Histologic grade | ||
Grade-I | 39 | 27.1 |
Grade-II | 89 | 61.8 |
Grade-III | 16 | 11.1 |
Location of tumor | ||
Oral cavity | 96 | 66.7 |
Lip | 3 | 2.1 |
Tongue | 39 | 27.1 |
Soft palate | 6 | 4.2 |
Tumor size (cm)a | 3.26 ± 1.67 | |
Tumor stage | ||
T1 | 35 | 24.3 |
T2 | 72 | 50 |
T3/T4 | 37 | 25.7 |
Tumor depth (cm)a | 1.14 ± 0.78 | |
Depth of invasion (cm) | ||
< 2 | 121 | 84 |
≥ 2 | 23 | 16 |
Nodal stage | ||
N0 | 76 | 52.8 |
N1 | 20 | 13.9 |
N2a | 0 | 0 |
N2b | 43 | 29.9 |
N2c | 4 | 2.8 |
N3 | 1 | 0.7 |
Extra nodal extension | ||
Not present | 109 | 75.7 |
Present | 35 | 24.3 |
Lymphovascular invasion | ||
Not present | 142 | 98.6 |
Present | 2 | 1.4 |
Perineural invasion | ||
Not present | 124 | 86.1 |
Present | 20 | 13.9 |
Radiation (n = 86) | ||
Yes | 35 | 60.3 |
No | 23 | 39.7 |
Chemotherapy (n = 86) | ||
Yes | 34 | 58.6 |
No | 24 | 41.4 |
Recurrence (n = 86) | ||
Yes | 33 | 56.9 |
No | 25 | 43.1 |
History of pan (n = 57) | ||
Yes | 34 | 59.6 |
No | 23 | 40.4 |
History of smoking (n = 57) | ||
Yes | 4 | 7 |
No | 53 | 93 |
History of alcohol (n = 57) | ||
Yes | 1 | 1.8 |
No | 56 | 98.2 |