Table 6 Correlation between resistance to sliding and bracket slot dimension relative to horizontal displacement setting
Bracket depth slot dimension | Bracket width slot dimension | ||||||
|---|---|---|---|---|---|---|---|
Number of evaluated brackets | Type of bracket | r | P value | Significance | r | P value | Significance |
5 | (1), (2), (3), (4), (5) | 0.2 | 0.391 | ns | -0.3 | 0.341 | ns |
4 | (2), (3), (4), (5) | 0.4 | 0.375 | ns | -0.4 | 0.375 | ns |
4 | (1), (3), (4), (5) | 0.4 | 0.375 | ns | -0.8 | 0.166 | ns |
4 | (1), (2), (4), (5) | 0.4 | 0.375 | ns | -0.4 | 0.375 | ns |
4 | (1), (2), (3), (5) | -0.6 | 0.208 | ns | -0.2 | 0.458 | ns |
4 | (1), (2), (3), (4) | 0.4 | 0.375 | ns | 0.4 | 0.375 | ns |