Months |
| Nocturnal paraesthesias | Functional impairment |
3 | Surgery | 61.3 | 40.0 |
Injection | 86.7 | 73.5 | |
RR (95% CI) | 0.706 (0.582 - 0.857) | 0.544 (0.404 - 0.733) | |
P | 0.001 | 0.001 | |
6 | Surgery | 68.8 | 58.8 |
Injection | 69.9 | 65.1 | |
RR (95% CI) | 0.984 (0.802 - 1.207) | 0.903 (0.706 - 1.150) | |
P | 1 | 0.424 | |
12 | Surgery | 73.8 | 65.0 |
Injection | 61.4 | 48.2 | |
RR (95% CI) | 1.200 (0.968 - 1.488) | 1.349 (1.025 - 1.776) | |
P | 0.098 | 0.04 |