| Percent change |
---|
0%
|
1 < 30%
|
30% < 50%
|
50% <100%
|
100%
|
n
|
---|
Pain
| 2 | 0 | 9 | 13 | 6 | 30 |
Headache
| 2 | 1 | 2 | 12 | 10 | 27 |
Insomnia
| 10 | 2 | 3 | 10 | 4 | 29 |
Weakness
| 4 | 2 | 5 | 11 | 4 | 26 |
Stiffness
| 1 | 1 | 6 | 12 | 8 | 28 |
- Calculations based on patients' assessments (VAS; 0% = no improvement, 100% = complete improvement). Whereas 27 patients reported stiffness as a reason for disability before surgery, the number increased to 28 after the operation. One patient who experienced more stiffness after surgery is represented as "0% improvement".