Table 3.
Comparison of Results of Cyclic and Load-to-Failure Testing of High-Strength Sutures and Tapes in Human Rotator Cuff Tendons (Cadaveric Study Part)
| Parameter | Tapes (n = 48) | Sutures (n = 24) | P Value |
|---|---|---|---|
| Stiffness, N/mm | 20.4 ± 7.6 | 16.9 ± 5.1 | .029 |
| Cyclic displacement, mm | 0.8 ± 0.65 | 0.6 ± 0.33 | .586 |
| Force at 3 mm of displacement, N | 55.3 ± 25.4 | 43.6 ± 16.8 | .029 |
| Displacement at 50 N, mm | 2.6 ± 1.13 | 3.1 ± 1.01 | .113 |
| Displacement at 100 N, mm | 6.2 ± 2.56 | 7.1 ± 2.48 | .257 |
| Ultimate load to failure, N | 153 ± 61.5 | 153 ± 67.5 | .996 |
| Knot height, mm | 7.6 ± 1.55 | 6.4 ± 1.63 | .007 |
| Knot width, mm | 2.3 ± 0.82 | 1.7 ± 0.31 | .001 |
NOTE. Data are presented as mean ± standard deviation.