Table 6.
Postural control on force plate on groups of recommended CSI cut off score ≥ 40 on subjects with chronic pain (n = 187)
| Test on force plate | CSI ≤39 group (N = 117) mean ± SD | CSI ≥40 group (N = 70) mean ± SD | p- value |
|---|---|---|---|
| Eyes open on firm surface area of COP [mm2] | 296.4 ± 164.0 | 274 ± 161.8 | 0.32 |
| Eyes open on firm surface velocity of COP [mm/s] | 9.7 ± 3.0 | 9.3 ± 2.8 | 0.40 |
| Eyes closed on firm surface area of COP [mm2] | 464.1 ± 356.8 | 433.2 ± 362.7 | 0.28 |
| Eyes closed on firm surface velocity of COP [mm/s] | 15.8 ± 7.7 | 14.5 ± 5.7 | 0.31 |
| Eyes open on unstable surface area of COP [mm2] | 510.0 ± 251.0 | 466.4 ± 244.0 | 0.24 |
| Eyes open on unstable surface velocity of COP [mm/s] | 14.6 ± 4.3 | 14.1 ± 3.6 | 0.54 |
| Eyes closed on unstable surface area of COP [mm2] | 1142.2 ± 641.0 | 1028.6 ± 544.4 | 0.20 |
| Eyes closed on unstable surface velocity of COP [mm/s] | 31.0 ± 11.4 | 28.0 ± 9.8 | 0.06 |
Mann-Whitney Test, statistical significance p < 0.05*