Table 3.
Mean and standard deviation values of postural stability for dual-task with eyes open on low and high threat in the experimental and the control groups before and after intervention and results of two-way ANOVA.
| Pre | Post | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Variable | M (sd) EG |
M (sd) CG |
M (sd) EG |
M (sd) CG |
Interaction F(p) |
η2 | Group F(p) |
η2 | Time F(p) |
η2 |
| Low threat | ||||||||||
| SP-[mm] | 201.4(35.83) | 211.9(47.06) | 156.5(36.72) | 207.3(51.90) | 12.50(<.001) | 0.40 | 2.83(>0.05) | 0.13 | 19.0(<0.000) | 0.50 |
| SPAP-[mm] | 163.0(31.89) | 172.8(42.08) | 122.5(29.22) | 170.6(48.76) | 12.38(<0.01) | 0.39 | 3.18(>0.05) | 0.14 | 15.29(<0.001) | 0.44 |
| SPML-[mm] | 87.2(15.02) | 89.5(24.73) | 71.9(18.69) | 85.7(21.43) | 7.29(<0.01) | 0.28 | 0.87(>0.05) | 0.04 | 20.05(<0.000) | 0.51 |
| High threat | ||||||||||
| SP-[mm] | 210.6(33.61) | 217.5(35.95) | 177.5(38.32) | 232.5(42.85) | 35.65(<0.0000) | 0.65 | 3.7(>0.05) | 0.16 | 5.03(<0.05) | 0.21 |
| SPAP-[mm] | 172.9(28.58) | 177.8(29.21) | 142.7(28.16) | 191.8(33.85) | 31.72(<0.0000) | 0.62 | 4.63(<0.05) | 0.19 | 4.29(>0.05) | 0.18 |
| SPML-[mm] | 87.8(15.47) | 91.5(20.39) | 77.7(17.90) | 95.6(23.42) | 21.17(<0.0001) | 0.52 | 1.63(>0.05) | 0.07 | 3.76(>0.05) | 0.16 |
Note. HW—height workers; OW—office workers; SP—Sway Path; ML—medio-lateral; AP—antero-posterior; Low threat—measurement at ground level; High threat—measurement at increased height of the measuring platform.