Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Subject demographics.
| Patients (N) | 47 |
| Age (years) | 57.9 ± 10.0 |
| Gender (M/F) | 20/27 |
| Duration of symptom (months) | 45.4 ± 86.0 |
| Oswestry disability index (%) | 35.2 ± 19.9 |
| Visual analogue scale | 60.7 ± 23.1 |
|
| |
| Involved level | |
| L4-5 (n) | 45 (95.7%) |
| L3-4 (n) | 27 (57.4%) |
| L5-S1 (n) | 26 (55.3%) |
|
| |
| Radicular pain | |
| Unilateral (n) | 39 (83%) |
| Bilateral | 6 (12.8%) |
| Only back pain | 2 (4.4%) |
