Table 2.
Patient characteristics according to chemotherapy regimen
| Characteristics | PB chemotherapy | Oral-FT chemotherapy | P-value |
|---|---|---|---|
| Patients, number | 53 | 53 | |
| Age, mean ± SD | 65.1±8.4 | 68.6±8.7 | 0.036 |
| Sex | 0.526 | ||
| Male | 39 | 35 | |
| Female | 14 | 18 | |
| Histology | 0.451 | ||
| Adenocarcinoma | 32 | 40 | |
| Squamous cell carcinoma | 11 | 9 | |
| Large-cell carcinoma | 6 | 1 | |
| Adenoaquamous carcinoma | 2 | 1 | |
| Pleomorphic carcinoma | 2 | 2 | |
| Tumor size (mean), mm | 36.6 | 35.3 | 0.644 |
| Pathological nodal status | 0.001 | ||
| pN0 | 19 | 42 | |
| pN1 | 16 | 6 | |
| pN2 | 18 | 5 | |
| Pathological stage | 0.001 | ||
| IA | 0 | 11 | |
| IB | 12 | 25 | |
| IIA + IIB | 17 | 12 | |
| IIIA | 24 | 5 | |
| PNI | |||
| Before surgery, mean ± SD | 52.7±5.9 | 50.9±5.5 | 0.102 |
| Before chemotherapy, mean ± SD | 49.7±4.7 | 49.9±5.3 | 0.815 |
Abbreviations: PNI, prognostic nutritional index; PB, platinum-based; FT, tegafur.