Table 2 Patient characteristics enrolled in this study (n = 97)
Characteristics | Platinum-based Chemotherapy | Oral tegaful Chemotherapy | P value |
|---|---|---|---|
Patients, number | 51 | 46 | |
Age (mean), year | 65.9 | 68.0 | 0.248 |
Sex | 0.287 | ||
Male | 36 | 27 | |
Female | 15 | 19 | |
Histology | 0.897 | ||
Adenocarcinoma | 33 | 32 | |
Squamous cell carcinoma | 10 | 7 | |
Large cell carcinoma | 5 | 3 | |
Adenoaquamous carcinoma | 1 | 1 | |
Pleomorphic carcinoma | 2 | 3 | |
Tumor size (mean), mm | 37.7 | 34.3 | 0.220 |
Pathological nodal status | 0.009 | ||
pN0 | 22 | 34 | |
pN1 | 14 | 5 | |
pN2 | 15 | 7 | |
Cyclooxygenase-2 expression | 0.819 | ||
negative | 21 | 20 | |
positive | 30 | 26 |