Table 3.
Preoperative treatment details of the patients who showed pCR according to the time period
| Patients | Before 2012 (n=210) | After 2012 (n=284) | P |
|---|---|---|---|
| Total number of pCR cases | 13 (6.19%) | 17 (6.0%) | 0.93 |
| Chemotherapy (Doublet drugs) | 9 (69.2%) | 6 (35.3%) | 0.07 |
| Chemotherapy plus targeted drugs | 3 (23.1%) | 9 (52.9%) | 0.10 |
| HAI | 1 (7.7%) | 2 (11.8%) | 0.81 |
| Immunotherapy | 0 (0%) | 1 (6%) * | 0.92 |
*One patient received HAI and sequential immunotherapy treatment and was also included in the HAI group. pCR, pathological complete response; HAI, hepatic artery infusion.