Table 6.
Magnitude of effects of SMT and GE intervention on primary and secondary outcomes
| Median (IQR) t1a | Median (IQR) t1b | Median (IQR) t2 | t1a vs. t1b (ICC) | Intragroup comparison t1a vs t2 p (r) | Intragroup Δt2-t1a median | Intergroup comparison of intragroup Δt2-t1a (p) | |
|---|---|---|---|---|---|---|---|
| BPI Intensity | |||||||
| SMT | 3.50 (1.75–4.13) | 3.00 (1.25–5.13) | 1.13 (0.50–3.44) | 0.85 | 0.01* (0.63) | -1.25 | 0.26 |
| GE | 3.00 (2.19–4.19) | 3.75 (1.50–3.94) | 2.00 (1.81–3.00) | 0.07 | -0.88 | ||
| BPI Interference | |||||||
| SMT | 1.93 (0.64–3.46) | 1.57 (0.39–4.11) | 0.36 (0.11–2.21) | 0.90 | ≤0.001* (0.83) | -0.86 | 0.25 |
| GE | 1.50 (0.89–2.82) | 1.43 (0.64–2.39) | 0.93 (0.29–2.61) | 0.17 | -0.50 | ||
| RMDQ | |||||||
| SMT | 4.50 (2.00–8.75) | 6.50 (2.75–10.25) | 3.50 (1.00–7.00) | 0.89 | 0.803 | 0.00 | 0.64 |
| GE | 5.00 (1.50–6.00) | 4.00 (2.00–5.00) | 3.00 (2.00–4.75) | 0.03* (0.53) | -1.00 | ||
| ODI | |||||||
| SMT | 22.00 (9.50–30.50) | 22.00 (13.50–32.00) | 11.00 (6.00–26.50) | 0.92 | 0.03* (0.51) | -3.00 | 0.97 |
| GE | 20.00 (12.00–26.67) | 17.89 (10.50–22.00) | 16.00 (10.50–21.67) | 0.03* (0.53) | -4.00 | ||
| SF-36 PC | |||||||
| SMT | 38.62 (32.34–47.65) | 38.98 (31.56–48.11) | 46.43 (39.83–52.29) | 0.91 | 0.01* (−0.67) | +6.47 | 0.11 |
| GE | 45.47 (37.18–48.20) | 45.64 (37.40–52.98) | 47.83 (43.70–52.41) | 0.15 | +3.09 | ||
| SF-36 MC | |||||||
| SMT | 50.51 (45.07–56.34) | 53.51 (37.39–57.11) | 55.40 (36.24–59.46) | 0.94 | 0.94 | +1.02 | 0.88 |
| GE | 54.09 (44.11–58.72) | 54.20 (47.70–59.23) | 52.77 (48.62–58.52) | 0.27 | +0.66 | ||
| 2PD [mm] | |||||||
| SMT | 64.38 (48.75–76.88) | 50.63 (46.88–63.75) | 43.13 (35.00–66.56) | 0.73 | 0.002* (0.75) | -13.13 | 0.09 |
| GE | 60.63 (41.88–68.44) | 58.75 (43.75–68.13) | 53.13 (39.38–66.56) | 0.20 | -3.13 | ||
| MCT [number of positive tests] | |||||||
| SMT | 4.00 (3.00–4.25) | 4.00 (3.75–4.00) | 1.50 (1.00–3.00) | 0.85 | ≤0.001* (0.86) | -2.00 | 0.05* |
| GE | 4.00 (3.00–5.00) | 4.00 (3.25–5.00) | 3.50 (2.00–4.75) | 0.05 | -1.00 | ||
| HADS A | |||||||
| SMT | 6.50 (3.00–10.25) | 6.00 (2.75–11.00) | 4.50 (2.75–9.25) | 0.98 | 0.04* (0.50) | -1.00 | 0.67 |
| GE | 5.50 (2.00–8.75) | 4.50 (2.00–8.00) | 4.50 (2.00–8.00) | 0.10 | -1.00 | ||
| HADS D | |||||||
| SMT | 4.00 (1.00–6.00) | 3.00 (1.00–5.25) | 2.00 (1.00–5.00) | 0.97 | 0.04* (0.50) | 0.00 | 1.00 |
| GE | 2.50 (1.00–4.50) | 2.00 (1.00–4.75) | 1.00 (0.25–5.75) | 0.09 | -1.00 | ||
| FABQ Activity | |||||||
| SMT | 12.00 (10.75–15.25) | 11.50 (8.75–14.50) | 10.50 (6.75–12.00) | 0.72 | 0.02* (0.53) | -1.50 | 0.44 |
| GE | 9.50 (6.25–14.50) | 10.50 (5.75–16.00) | 10.00 (5.50–14.75) | 0.68 | -1.50 | ||
| FABQ Work | |||||||
| SMT | 10.50 (2.00–18.00) | 12.50 (3.75–21.25) | 9.00 (2.75–19.00) | 0.87 | 0.50 | 0.00 | 0.07 |
| GE | 8.50 (2.00–19.25) | 10.00 (1.25–15.75) | 8.50 (1.25–12.00) | 0.02* (0.57) | -2.00 | ||
A Anxiety, BPI Brief Pain Inventory, D Depression, FABQ Fear Avoidance and Beliefs Questionnaire, GE General exercise programme, HADS Hospital Anxiety and Depression Scale, ICC Intraclass-correlation coefficient, MC Mental component, MCT Movement control tests, ODI Oswestry Disability Index, PC Physical component, RMDQ Roland Morris Disability Questionnaire, SF-36 Short-Form 36, SMT Specific sensorimotor treatment, t1a first measurement point, t1b second measurement point, t2 follow-up measurement, 2PD two-point discrimination