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Table 2 Indices of symptom severity and disability in subjects with LBP
| McGill pain questionnaire (# of words circled) (N = 49) | 8.8 ± 4.9 |
| Duration of pain (years) (N = 52) | 10.0 ± 7.1 |
| Current pain intensity (0-10 scale) (N = 54) | 3.2 ± 2.2 |
| Exacerbation intensity (0-10 scale) (N = 51) | 6.1 ± 2.2 |
| Exacerbation frequency (N = 52) | |
| Yearly | 12% |
| Monthly | 29% |
| Weekly | 30% |
| Daily | 29% |
| Exacerbation duration (days) (N = 51) | 24.1 ± 86.1 |
| Percent initial injury (N = 52) | 42% |
| Oswestry disability scale (N = 51) | |
| Mild | 67% |
| Moderate | 21% |
| Severe | 12% |
