Table 2.
Pain relief and functional assessment evaluated by Neck Disability Index (NDI) characteristics with therapeutic cervical facet joint nerve blocks 54, 55.
| Numeric Rating Score | Group I | Group II | Pooled |
|---|---|---|---|
| Baseline | 8.2 ± 0.8 | 8.2 ± 1.1 | 8.2 ± 1.0 |
| 6 months | 3.6 ± 1.1 (87%) |
3.5 ± 0.7 (95%) |
3.4 ± 0.9 (91%) |
| 12 months | 3.7 ± 1.2 (85%) |
3.4 ± 0.9 (91%) |
3.6 ± 1.0 (88%) |
| 24 months | 3.5 ± 1.0 (85%) |
3.2 ± 1.0 (93%) |
3.3 ± 1.0 (89%) |
| Neck Disability Index | |||
| Baseline | 25.4 ± 5.9 | 25.1 ± 5.0 | 25.3 ± 5.5 |
| 6 months | 12.2 ± 5.9 (78%) |
11.6 ± 4.2 (88%) |
11.9 ± 5.1 (83%) |
| 12 months | 11.9 ± 5.4 (85%) |
11.7 ± 4.5 (85%) |
11.8 ± 5.0 (85%) |
| 24 months | 11.5 ± 5.1 (85%) |
11.0 ± 4.7 (90%) |
11.2 ± 4.9 (87%) |
(____) illustrates proportion with significant pain relief (≥ 50%) from baseline