Table 3.
Results in the Ethanol Ablation and Radiofrequency Ablation Groups at 1 Month Follow-Up
| Outcome | Radiofrequency Ablation (n = 22) | Ethanol Ablation (n = 17) | p |
|---|---|---|---|
| VRR (%) | 72.41 ± 23.17 | 53.09 ± 26.23 | 0.013 |
| VRR in Purely thyroid cyst | 84.78 ± 12.25 | 65.38 ± 15.97 | 0.007 |
| VRR in PCTN | 57.55 ± 24.90 | 44.49 ± 29.21 | 0.165 |
| Therapeutic success rate (n,%) | 20 (90.9) | 9 (52.9) | 0.011 |
| Therapeutic success rate in Purely thyroid cyst | 12 (100) | 6 (85.7) | 0.36 |
| Therapeutic success rate in PCTN | 8 (80) | 3 (30) | 0.07 |
| TSH (microUI/mL) | 1.54 ± 0.58 | 1.29 ± 0.71 | 0.172 |
| FT4 (ng/dl) | 1.28 ± 0.18 | 1.38 ± 0.15 | 0.05 |
| Largest diameter reduction (mm), (mean ± SD) | 9.89 ± 5.15 | 5.40 ± 5.02 | 0.01 |
Abbreviations: VRR, Volume Reduction Rate; TSH, Thyrotropin; FT4, Free Thyroxine; PCTNs, predominantly cystic thyroid nodules; SD, Standard deviation.