Table 3. Characteristics of 33 patients who required re-treatment after aluminum potassium sulfate and tannic acid sclerotherapy.
| Variables | 33 patients who underwent re-treatment | Mean difference | Standard deviation | P value | |
|---|---|---|---|---|---|
| On postoperative day 7 | At time of re-treatment | ||||
| Lumen of the lower rectum | 0.578 | 0.502 | <0.001 | ||
| Positive | 32 (97.0) | 13 (39.4) | |||
| Negative | 1 (3.0) | 20 (60.6) | |||
| Subjective satisfaction | 0.758 | 0.663 | <0.001 | ||
| C-1 | 16 (48.5) | 0 (0.0) | |||
| C-2 | 16 (48.5) | 23 (70.0) | |||
| C-3 | 1 (3.0) | 10 (30.0) | |||
Data are presented as No. (%). C-1, complete disappearance of subjective symptoms; C-3, unchanged compared with preoperative symptoms; C-2, between C-1 and C-3.