Table 2.
Comparison of patient characteristics between the response and nonresponse group
| Characteristics | Response (n = 24) | Nonresponse (n = 16) | OR (95% CI) | P-value | |
|---|---|---|---|---|---|
| Age (y), mean ± SD | 66 ± 9 | 66 ± 8 | 0.992 (0.920–1.069) | 0.830 | |
| Gender (n), male/female | 17/7 | 8/8 | 2.429 (0.651–9.066) | 0.187 | |
| Induction chemotherapy (n) | 0.758 (0.198–2.898) | 0.685 | |||
| Yes | 15 | 11 | |||
| None | 9 | 5 | |||
| Concurrent chemotherapy (n) | 0.455 (0.121–1.711) | 0.244 | |||
| GEM only, GEM + NabPTX or GEM + S-1 | 12 | 11 | |||
| S-1 only | 12 | 5 | |||
| Tumor diameter (mm), mean ± SD | 22.9 ± 6.8 | 22.6 ± 4.9 | 1.082 (0.282–3.061) | 0.882 | |
| CA19–9 before chemoradiotherapy (U/ml), mean ± SD | 75 ± 145 | 121 ± 220 | 0.999 (0.995–1.002) | 0.442 | |