Table 3.
Correlation matrix.
| Measures | Romberg Index | Load Percentage Difference | PEQ Score | BPE Score | |
|---|---|---|---|---|---|
| Romberg Index | Pearson correlation | 1 | 0.070 | 0.220 * | 0.152 |
| Sign. (two-tailed) | 0.491 | 0.028 | 0.131 | ||
| N | 100 | 100 | 100 | 100 | |
| Load percentage difference | Pearson correlation | 0.070 | 1 | 0.512 ** | 0.412 ** |
| Sign. (two-tailed) | 0.491 | 0.000 | 0.000 | ||
| N | 100 | 100 | 100 | 100 | |
| PEQ score | Pearson correlation | 0.220 * | 0.512 ** | 1 | 0.665 ** |
| Sign. (two-tailed) | 0.028 | 0.000 | 0.000 | ||
| N | 100 | 100 | 100 | 100 | |
| BPE Score | Pearson correlation | 0.152 | 0.412 ** | 0.665 ** | 1 |
| Sign. (two-tailed) | 0.131 | 0.000 | 0.000 | ||
| N | 100 | 100 | 100 | 100 |
*. The correlation is significant at the 0.05 (two-tailed) level. **. The correlation is significant at the 0.01 (two-tailed) level. PEQ: Postural Evaluation Questionnaire; BPE: Biomechanical Postural Evaluation.