Table 6:
Functional Disability at Baseline and 24-Month Follow-Up, SENZA-RCT Study
| ODI Severity Categorya | 10-kHz High-Frequency SCS | Conventional SCS |
|---|---|---|
| Minimal disability, % | 0.0 | 0.0 |
| Moderate disability, % | 8.9 | 1.2 |
| Severe disability, % | 71.1 | 76.5 |
| Crippling back pain, % | 20.0 | 22.2 |
| Minimal disability, % | 23.5 | 9.9 |
| Moderate disability, % | 41.2 | 39.4 |
| Severe disability, % | 30.6 | 42.3 |
| Crippling back pain, % | 4.7 | 8.5 |
Abbreviations: ODI, Oswestry Disability Index; SCS, spinal cord stimulation.
a
The Oswestry Disability Index is scored from 0 to 100: minimal disability 0%–20%; moderate disability 20%–40%; severe disability 40%–60%; crippling back pain 60%–80%.
Source: Kapural et al, 2016.31