| Total | NE | FJ | P-value (Chi-square test) |
Postop. complications | 21 | 11 | 10 | 0.433 |
Non-infectious | 12 | 6 | 6 | 0.728 |
Tracheal damage | 1 | 1 | 0 | 0.288 |
Haemorrhage | 4 | 2 | 2 | 0.930 |
Recurrent nerve palsy | 2 | 1 | 1 | 0.953 |
Anastomotic dehiscence | 5 | 2 | 3 | 0.689 |
Infectious | 9 | 5 | 4 | 0.341 |
Pneumonia | 5 | 4 | 1 | 0.109 |
Sepsis | 1 | 0 | 1 | 0.327 |
Wound infection | 3 | 1 | 2 | 0.588 |