Table 2 Difference in the clinical outcomes and treatment session between the patient groups
Volume reduction | Group | p value | |
|---|---|---|---|
Acetic acid (n = 42) | Ethanol (n = 44) | ||
Volume reduction rate (%) (mean ± SD) | 94.1 ± 7.6 | 94.7 ± 11.7 | 0.088 |
CR (>95 %) | 24 (57.1) | 31 (70.5) | |
PR (>50 to ≤95 %) | 18 (42.9) | 11 (25.0) | |
NR (≤50 %) | 0 (0.0) | 2 (4.5) | |
Number of treatment sessions (mean ± SD) | 1.10 ± 0.30 | 1.80 ± 0.79 | <0.001 |
1 | 39 (92.9) | 20 (45.5) | <0.001 |
2 | 3 (7.1) | 16 (36.4) | |
3 | 0 (0.0) | 7 (15.9) | |
4 | 0 (0.0) | 1 (2.3) | |