Table 3 Distribution of the headache levels measured using the numeric rating scales (NRS) among the patients with postradiation nasopharyngeal necrosis who underwent radical necrectomy followed by reconstruction
Level of NRS | Time point (cases) | |
|---|---|---|
Before surgery | Within 3Â months after surgery | |
0 | 8 | 49 |
1 | 0 | 2 |
2 | 1 | 1 |
3 | 3 | 2 |
4 | 1 | 0 |
5 | 4 | 0 |
6 | 7 | 0 |
7 | 8 | 4 |
8 | 13 | 1 |
9 | 10 | 3 |
10 | 17 | 10 |