Table 1 Subject demographics
| Characteristics | Values |
|---|---|
| Subjects (n) | 40 |
| Male : Female | 26:14 |
| Mean Age in years (Mean and SD) | 34.2(14.5) |
| Age range in years | 19-71 |
| Mean age in years (Male : Female) | 33.7 : 34.6 |
| Presence of low back pain (Yes : No) | 23 : 17 |
| Presence of low back pain (Male : Female) | 14 : 9 |