Table 3. Factors associated with the receipt of adjuvant chemotherapy by multivariate analysis for patients aged 65 or older with non-metastatic resected gastric cancer.
| Covariate | Adjusted Odd Ratio | 95% Cl | P |
| Age at diagnosis | |||
| 65–70 years | 1.00 | Referent | - |
| >70 years | 0.51 | 0.31–0.83 | 0.007* |
| Location of tumor | |||
| Proximal | 1.00 | Referent | - |
| Distal | 3.96 | 2.40–6.58 | <0.001* |
| T category | |||
| T1 | 1.00 | Referent | - |
| T2 | 3.58 | 0.65–19.62 | 0.142 |
| T3 | 5.12 | 0.91–28.67 | 0.063 |
| T4 | 5.29 | 1.11–25.27 | 0.037* |
| N category | |||
| N0 | 1.00 | Referent | - |
| N1 | 2.36 | 1.22–4.57 | 0.011* |
| N2 | 3.24 | 1.63–6.44 | 0.001* |
| N3 | 5.19 | 2.56–10.50 | <0.001* |
Abbreviations: CI, confidence interval; T, tumor; N, lymph node.
*
Statistically significant.