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Summary of Roland–Morris Disability Questionnaire (RMDQ) scores by visit (per-protocol population)
| Visit | Number of patients | Mean ± SD | 95% confidence intervals | Median |
|---|---|---|---|---|
| Baseline | 47 | 14.0 ± 5.0 | 12.5–15.5 | 15 |
| 2 months | 47 | 4.9 ± 3.8 | 3.8–6.0 | 4 |
| 6 months | 47 | 3.9 ± 4.1 | 2.7–5.1 | 3 |
| 12 months | 47 | 4.0 ± 4.5 | 2.7–5.3 | 3 |
| 24 months | 47 | 3.9 ± 4.2 | 2.7–5.2 | 3 |
| 48 months | 47 | 6.0 ± 6.0 | 4.2–7.8 | 3 |
