Table 3.
Short term (n = 144) and long term (n = 31) effects of the FRP on physical, psychological and occupational measures in CLBP patients.
| Short Term Effects of FRP (n = 144) | Long Term Effects of FRP (n = 31) | ||||||
|---|---|---|---|---|---|---|---|
| Variable | T0 | T5 weeks | p value for time effect | T5 weeks | T6mo | T12mo | p value for time effect |
| Pain (VAS, mm) | 50 ± 22 | 27 ± 21 | p < 0.001 | 23 ± 13 | 26 ± 22 | 25 ± 22 | 0.585 |
| FTF distance (cm) | 13 ± 15 | -6 ± 8 | p < 0.001 | -6 ± 9 | -3 ± 10 | -2 ± 10 | 0.252 |
| PILE (% of mass) | 25 ± 12 | 44 ± 15 | p < 0.001 | 45 ± 16 | 41 ± 14 | 39 ± 13 | 0.254 |
| DPQ daily activities (%) | 75 ± 11 | 47 ± 26 | p < 0.001 | 51 ± 28 | 59 ± 30 | 56 ± 32 | 0.874 |
| DPQ work and leisure (%) | 68 ± 16 | 43 ± 27 | p < 0.001 | 49 ± 29 | 59 ± 32 | 58 ± 35 | 0.798 |
| DPQ anxiety and depression (%) | 46 ± 20 | 29 ± 26 | p < 0.05 | 30 ± 22 | 49 ± 27 | 50 ± 26 | 0.265 |
| DPQ sociability (%) | 27 ± 18 | 28 ± 24 | 0.958 | 35 ± 25 | 39 ± 25 | 38 ± 32 | 0.968 |
| Trunk strength 30° sec (ratios F/E, % of body weight) | 1.09 ± 0.28 | 0.86 ± 0.18 | p < 0.001 | 0.83 ± 0.18 | 0.83 ± 0.19 | 0.89 ± 0.26 | 0.503 |
| Trunk strength 120° sec (ratios F/E, % of body weight) | 1.56 ± 1.19 | 1.07 ± 0.43 | p < 0.001 | 1.25 ± 0.62 | 1.10 ± 0.27 | 1.06 ± 0.36 | 0.926 |
| Extensors Trunk strength, maximal force 30°sec (peak torque, % of body weight) | 222 ± 81 | 307 ± 89 | p < 0.001 | 318 ± 98 | 306 ± 94 | 301 ± 103 | 0.831 |
| Extensors Trunk strength, endurance force 120°sec (total work, % of body weight) | 104 ± 63 | 211 ± 70 | p < 0.001 | 209 ± 89 | 186 ± 72 | 184 ± 69 | 0.182 |
| Extensors Trunk strength, speed force 90°sec (power, % of mass) | 128 ± 69 | 236 ± 80 | p < 0.001 | 230 ± 87 | 219 ± 91 | 224 ± 91 | 0.898 |
VAS = Visual Analogue Scale; FTF = Finger To Floor; PILE = Progressive Iso-inertial Lifting Evaluation; DPQ = Dallas Pain Questionnaire; ratios F/E = ratio Flexors/ Extensors.