Table 3.
Short-term efficacy and the efficacy comparison of different types.
| Short-term efficacy | Objective response rate (%) | Disease control rate (%) | Invalid rate (%) | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Types | n | CR | PR | SD | PD | (CR+PR)/n | (CR+PR+SD)/n | PD/n | CR+PR+SD | PD | p-value* |
| All patients | 18 | 1 | 7 | 8 | 2 | 44.4 | 88.9 | 11.1 | 16 | 2 | |
| Location | 0.641 | ||||||||||
| Colon | 7 | 0 | 3 | 3 | 1 | 42.9 | 85.7 | 14.3 | 6 | 1 | |
| Rectum | 11 | 1 | 4 | 5 | 1 | 45.5 | 90.9 | 9.1 | 10 | 1 | |
| Differentiation | 0.020 | ||||||||||
| W/D | 6 | 0 | 1 | 5 | 0 | 16.7 | 100 | 0 | 6 | 0 | |
| M/D | 9 | 1 | 5 | 3 | 0 | 66.7 | 100 | 0 | 9 | 0 | |
| P/D | 3 | 0 | 1 | 0 | 2 | 33.3 | 33.3 | 66.7 | 1 | 2 | |
| Clinical stage | 1.000 | ||||||||||
| III | 8 | 1 | 2 | 4 | 1 | 37.5 | 87.5 | 12.5 | 7 | 1 | |
| IV | 10 | 0 | 5 | 4 | 1 | 50 | 90 | 10 | 9 | 1 | |
| KPS score | 0.491 | ||||||||||
| ≥70 | 7 | 1 | 3 | 3 | 0 | 57.1 | 100 | 0 | 7 | 0 | |
| <70 | 11 | 0 | 4 | 5 | 2 | 36.4 | 81.8 | 18.2 | 9 | 2 | |
| Length (cm) | 1.000 | ||||||||||
| ≤4 | 4 | 1 | 2 | 1 | 0 | 75 | 100 | 0 | 4 | 0 | |
| <4 ≤ 8 | 11 | 0 | 3 | 6 | 2 | 27.3 | 81.8 | 18.2 | 9 | 2 | |
| >8 | 3 | 0 | 2 | 1 | 0 | 66.7 | 100 | 0 | 3 | 0 | |
| Stent | 0.529 | ||||||||||
| Yes | 12 | 0 | 4 | 6 | 2 | 33.3 | 83.3 | 16.7 | 10 | 2 | |
| No | 6 | 1 | 3 | 2 | 0 | 66.7 | 100 | 0 | 6 | 0 | |
| Treatment line | 0.183 | ||||||||||
| PDT | 8 | 0 | 2 | 4 | 2 | 25 | 75 | 25 | 6 | 2 | |
| PDT+ST | 10 | 1 | 5 | 4 | 0 | 60 | 100 | 0 | 10 | 0 | |
| Necrosis | 0 | ||||||||||
| Mild | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 100 | 0 | 1 | 0.039 |
| Moderate | 6 | 0 | 2 | 3 | 1 | 33.3 | 83.3 | 16.7 | 5 | 1 | |
| Severe | 11 | 1 | 5 | 5 | 0 | 54.5 | 100 | 0 | 11 | 0 | |
*W/D, well-differentiated; M/D, moderately differentiated; P/D, poorly differentiated; ST, systemic therapy; CR, complete response; PR, partial response; SD, stable disease; PD, progressive disease.