Table 3. Comparison of Mean SNR Values in the Femoral Bone Tunnel between the Fixed-Loop Group and the Adjustable-Loop Group.
| Variable | Fixed-loop group (n = 48) | Adjustable-loop group (n = 61) | 95% CI | p-value |
|---|---|---|---|---|
| Tunnel aperture | ||||
| Tendon graft | 11.8 ± 8.6 | 14.5 ± 17.1 | −8.1 to 2.7 | 0.320 |
| Tendon-bone interface | 11.9 ± 7.9 | 12.6 ± 6.3 | −3.4 to 2.0 | 0.620 |
| Tunnel midsection | ||||
| Tendon graft | 12.2 ± 9.2 | 11.3 ± 7.4 | −2.3 to 4.0 | 0.603 |
| Tendon-bone interface | 14.0 ± 9.5 | 14.3 ± 7.0 | −3.5 to 2.8 | 0.824 |
| Tunnel exit | ||||
| Tendon graft | 11.5 ± 10.1 | 10.4 ± 7.2 | −2.2 to 4.4 | 0.517 |
| Tendon-bone interface | 15.6 ± 11.3 | 17.3 ± 7.5 | −5.3 to 1.8 | 0.341 |
Values are presented as mean ± standard deviation.
SNR: signal-to-noise ratio, CI: confidence interval.