Table 2 Serum C-reactive protein (CRP) and selected plasma cytokine data pre- and post-study (8 weeks) (mean ± SE)
Variable | Instaflex (N = 49) | Placebo (N = 51) | Interaction effect, P-Value |
|---|---|---|---|
CRP (mg/L) | Â | Â | Â |
  Pre-Study | 4.05 ± 0.64 | 3.77 ± 0.43 | 0.518 |
  Post-Study | 3.56 ± 0.56 | 3.50 ± 0.41 |  |
IL-6 (pg/ml) | Â | Â | Â |
  Pre-Study | 2.12 ± 0.20 | 1.80 ± 0.20 | 0.991 |
  Post-Study | 2.16 ± 0.17 | 1.84 ± 0.17 |  |
IL-8 (pg/ml) | Â | Â | Â |
  Pre-Study | 5.39 ± 0.35 | 5.55 ± 0.34 | 0.143 |
  Post-Study | 6.41 ± 0.40 | 7.13 ± 0.39 |  |
TNF-α (pg/ml) |  |  |  |
  Pre-Study | 4.19 ± 0.16 | 4.32 ± 0.16 | 0.380 |
  Post-Study | 4.10 ± 0.17 | 4.32 ± 0.17 |  |
IL-10 (pg/ml) | Â | Â | Â |
  Pre-Study | 1.24 ± 0.11 | 1.39 ± 0.10 | 0.760 |
  Post-Study | 1.23 ± 0.08 | 1.35 ± 0.08 |  |