| Study group (n = 14) | Control group (n = 56) | P value | |
Number of lesions | 1 | 86% (12) | 95% (53) | 0.58 |
2 | 14.3% (2) | 5% (3) | ||
Tumor maximum diameter | 1.8 ± 0.28 | 1.84 ± 0.26 | 0.61 | |
Location | IV | 7% (1) | 12% (6) | 0.06 |
V | 50% (7) | 50% (28) | ||
VI | 21% (3) | 18% (10) | ||
VII | 14% (2) | 0% (0) | ||
VIII | 7% (1) | 21% (12) | ||
History of previous treatment | 0% (0) | 0% | 1 |