| Number (%) | Nrf-2 | P | HO-1 | P | |||||
+ | ++ | +++ | + | ++ | +++ | |||||
Gender | Male | 23 (56.1) | 13 | 6 | 2 | 0.625 | 13 | 2 | 2 | 0.31 |
| Female | 18 (43.9) | 8 | 4 | 1 | 10 | 5 | 0 | ||
Age | ≤16 years | 29 (70.7) | 15 | 5 | 3 | 0.434 | 16 | 6 | 1 | 0.497 |
| >16 years | 12 (29.3) | 6 | 5 | 0 | 7 | 1 | 1 | ||
Tumor size | ≤1.5 cm | 33 (80.5) | 17 | 8 | 1 | 0.484 | 18 | 5 | 1 | 0.625 |
| >1.5 cm | 8 (19.5) | 4 | 2 | 2 | 5 | 2 | 1 | ||
Histological type | Classical | 23 (56.1) | 12 | 5 | 2 | 0.230 | 13 | 4 | 2 | 1.000 |
| Desmoplastic/nodular | 14 (34.1) | 7 | 3 | 1 | 8 | 2 | 0 | ||
| With extensive nodularity | 3 (7.3) | 2 | 1 | 0 | 1 | 1 | 0 | ||
| Large cell/Anaplastic | 1 (2.5) | 0 | 1 | 0 | 1 | 0 | 0 |