Table 3. Comparison of parameters based on the status of survival.
| Alive (n = 44) | Death (n = 25) | p value | |||
|---|---|---|---|---|---|
| n | % | n | % | ||
| Age (mean ± SD) | 55.6 ± 10.4 | 55.8 ± 10.9 | 0.938 | ||
| Genderf | 1.000 | ||||
| Male | 36 | 81.8 | 21 | 84.0 | |
| Female | 8 | 18.2 | 4 | 16.0 | |
| Occupation | 0.701 | ||||
| Blue | 16 | 36.4 | 8 | 32.0 | |
| White | 18 | 40.9 | 9 | 36.0 | |
| None | 10 | 22.7 | 8 | 32.0 | |
| Alcohol | 17 | 38.6 | 17 | 68.0 | 0.019* |
| Betel nut | 13 | 29.5 | 15 | 60.0 | 0.013* |
| Smoking | 25 | 56.8 | 21 | 84.0 | 0.021* |
| Diabetic mellitusf | 6 | 13.6 | 6 | 24.0 | 0.330 |
| Hypertension | 11 | 25.0 | 5 | 20.0 | 0.636 |
| Laterality | 0.334 | ||||
| L | 21 | 47.7 | 15 | 60.0 | |
| R | 20 | 45.5 | 7 | 28.0 | |
| Bil | 3 | 6.8 | 3 | 12.0 | |
| Nodal stage | 0.019* | ||||
| N1/N2a | 11 | 25.0 | 2 | 8.0 | |
| N2b/N2c | 24 | 54.5 | 12 | 48.0 | |
| N3 | 9 | 20.5 | 11 | 44.0 | |
| Supraclavicular nodef | 2 | 4.5 | 6 | 24.0 | 0.023* |
| Extracapsular spread | 23 | 52.3 | 18 | 72.0 | 0.109 |
| Pathology | 0.504 | ||||
| MD | 13 | 29.5 | 8 | 32.0 | |
| PD | 26 | 59.1 | 15 | 60.0 | |
| Undifferentiated | 5 | 11.4 | 2 | 8.0 | |
| Treatment | 0.187 | ||||
| ND | 4 | 9.1 | 1 | 4.0 | |
| ND + adjuvant therapy | 26 | 59.1 | 14 | 56.0 | |
| RT alone | 3 | 6.8 | 6 | 24.0 | |
| Combined therapy | 11 | 25.0 | 4 | 16.0 | |
| Distant metastasis | 7 | 15.9 | 12 | 48.0 | <0.01** |
| Appearance of primaryf | 5 | 11.4 | 5 | 20.0 | 0.478 |
t test.
fFisher’s exact test. Chi-Square test.
*p< 0.05,
**p< 0.01