TABLE 2.
Foot orthosis design factors and their levels.
| Design factor | Level 1 | Level 2 | Level 3 |
|---|---|---|---|
| Arch support height (mm) | 42 | 45 | 48 |
| Medial posting inclination (°) | 0 | 2 | 4 |
| Heel cup height (mm) | 14 | 16 | 18 |
| Materials (MPa) | 3 | 5 | 7 |
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