Score at the time of treatment | Score at the time of study | Statistics | ||
---|---|---|---|---|
Disability (grade 1 or 2) | Â | |||
None | Present | None | Present | |
143 (76%, 70–82%) | 44 (23%, 18–31%) | 148 (79%, 73–85%) | 39 (21%, 15–27%) | χ2 = 0.25, df = 1, p value =  0.62; 95% CI change: −6 to 12% |
EHF | Â | |||
0 |  > 1 | 0 |  > 1 | |
143 (76%, 70–82%) | 44 (23%, 18–31%) | 149 (80%, 73–85%) | 38 (20%, 15–27%) | χ2 = 0.39, df = 1, p value =  0.53; 95% CI change: −6 to 12% |