Table 3 Preoperative symptoms and postoperative improvement.
Symptom | Preoperative incidence (n) | Satisfactory outcome | Negative outcome | P value (paired testing) | |
|---|---|---|---|---|---|
Improved | Unchanged/halted progression | Aggravated | |||
Pain | 7 | 1 (14%) | 5 (71%) | 1 (14%) | 1.000 |
Motor deficit | 12 | 5 (29%) | 6 (36%) | 1 (8%) | 0.031 |
Sensory deficit | 9 | 4 (44%) | 5 (56%) | 0 (0%) | 0.125 |
Spasticity | 9 | 2 (22%) | 7 (78%) | 0 (0%) | 0.500 |
Gait disturbance | 4 | 3 (75%) | 1 (25%) | 0 (0%) | 0.250 |
PS | 12 | 9 (75%) | 2 (17%) | 0 (0%) | 0.004 |
