Table 2.
Tensile properties at time zero and 42 days after repair.
Time zero | 4-strand (n=16) | Modified 8-strand (n=9) | |
Repair-site stiffness (N/mm) | 15.4 ± 5.7 | 24.5 ± 6.4 | 0.005* |
Elongation at 20 N (mm) | 1.70 ± 0.38 | 1.53 ± 0.39 | 0.038† |
Elongation at failure (mm) | 4.74 ± 1.71 | 5.22 ± 2.31 | 0.318* |
42 days after repair | 4-strand (n=13) | Modified 8-strand (n=30) | p value |
Repair-site stiffness (N/mm) | 95.6 ± 70.7 | 83.5 ± 29.2 | 0.944* |
Elongation at 20 N (mm) | 0.69 ± 0.40 | 0.48 ± 0.25 | 0.038† |
Elongation at failure (mm) | 1.48 ± 0.80 | 1.47 ± 0.83 | 0.979* |
p values from Mann-Whitney U tests
p values from unpaired t-tests