Table 2.
Analysis of variance results (F values) for all the COP parameters for the different factors
| S | TD | C | S × TD | S × C | TD × C | S × TD × C | |
|---|---|---|---|---|---|---|---|
|
COP parameters |
(2, 18) |
(2, 18) |
(3, 27) |
(4, 36) |
(6, 54) |
(6, 54) |
(12, 108) |
| SD amplitude (AP) |
0,6 |
5,9* |
181,4*** |
0,9 |
2,5* |
1,7 |
1,1 |
| SD velocity (AP) |
6,54** |
3,5* |
75,27*** |
0,59 |
2,64* |
1,91 |
0,56 |
| SD amplitude (ML) |
3,35 |
8,03** |
89,18*** |
2,24 |
1,18 |
2,57* |
1,74 |
| SD velocity (ML) |
1,47 |
1,65 |
48,2*** |
1,44 |
2,64* |
1,03 |
0,73 |
| Mean Velocity |
1,2 |
4,3* |
110,8*** |
1,5 |
1,1 |
2 |
0,7 |
| Area (95% ellipse) | 3,76* | 8,06** | 99,49* | 1,89 | 2,77* | 3,32** | 2,17* |
Note. Factors were Session, S, Time-of-Day, TD, and Condition, C. Degrees of freedom are shown in parentheses. COP: center of pressure; AP: anteroposterieur; ML: mediolateral.
* p < 0.05. ** p < 0.01. *** p < 0.001.