Table 6.
Statistical analysis of Romberg’s test results for patients after mastectomy (opened and closed eyes) in terms of the operated side.
| Romberg’s Test | Operated Breast Right (n = 45) |
Operated Breast Left (n = 45) |
Z | p | r | ||||
|---|---|---|---|---|---|---|---|---|---|
| x | s | V | x | s | V | ||||
| Maximal deviation to the left (open eyes) |
−0.97 | 1.00 | −1.03 | −0.89 | 0.91 | −1.02 | −0.52 | 0.603 | 0.05 |
| Maximal deviation to the right (open eyes) |
0.92 | 1.33 | 1.44 | 0.91 | 0.78 | 0.85 | −0.40 | 0.609 | 0.04 |
| Maximal deviation to the left (closed eyes) |
−1.29 | 1.32 | −1.02 | −1.35 | 1.00 | −0.74 | −0.45 | 0.654 | 0.05 |
| Maximal deviation to the right (closed eyes) |
1.34 | 1.75 | 1.31 | 1.19 | 0.97 | 0.82 | −0.13 | 0.900 | 0.01 |
x—mean; s—standard deviation; V—coefficient of variation; Z—Mann–Whitney’s test statistics; p—p-value; r—effect size.