Table 6.
3,000 cycles of abrasion | |||
Test series | U | p | Bonferroni-corrected significance |
I versus II | 41.0 | 0.52052 | – |
II versus III | 16.0 | 0.01133 | * |
II versus IV | 39.0 | 0.42736 | – |
IV versus V | 19.0 | 0.02114 | – |
IV versus VI | 9.0 | 0.00220 | * |
IV versus VII | 10.0 | 0.00283 | * |
V versus VII | 37.0 | 0.34471 | – |
VI versus VII | 48.5 | 0.93974 | – |
VI versus III | 29.0 | 0.12123 | – |
30,000 cycles of abrasion | |||
Test series | U | p | Bonferroni-corrected significance |
I versus II | 22.0 | 0.03764 | – |
II versus III | 4.0 | 0.00058 | * |
II versus IV | 13.0 | 0.00580 | * |
IV versus V | 0.0 | 0.00018 | * |
IV versus VI | 0.0 | 0.00018 | * |
IV versus VII | 2.0 | 0.00033 | * |
V versus VII | 25.0 | 0.06402 | – |
VI versus VII | 14.0 | 0.00729 | * |
VI versus III | 36.0 | 0.30749 | – |
*statistically significant with Bonferroni correction