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Table 1 The contact pressure and the parameters of the cross sections

From: The cross-sectional shape of the fourfold semitendinosus tendon is oval, not round

  Cross-section Contact pressure
  7.5 mm from the looped edge 15 mm from the looped edge Round tunnel Rounded rectangular tunnel
Cadaver no. Area (mm2) Major (mm) Minor (mm) Ellipticity Area (mm2) Major (mm) Minor (mm) Ellipticity Vertical (gf) Bilateral (gf) Vertical (gf) Bilateral (gf)
1 59.5 10.3 7.4 1.07 59.7 9.9 7.7 1.10 0 354.7 390.8 415.3
2 59.5 9.0 8.4 1.22 60.1 9.8 7.8 1.14 0 366.5 298.7 268.4
3 57.4 9.3 7.9 1.17 55.9 9.0 7.9 1.13 0 271.4 353.0 350.3
4 55.8 9.5 7.5 1.27 53.2 8.8 7.7 1.15 0 410.0 341.0 352.0
5 54.8 10.0 7.0 1.21 59.5 9.1 8.3 1.14 0 341.5 442.2 440.4
6 52.9 9.1 7.4 1.44 49.7 8.5 7.5 1.29 0 265.0 309.0 0
7 48.6 8.6 7.2 1.40 46.4 8.2 7.2 1.27 0 0 335.6 0
Mean 55.5 9.4 7.5 1.25 54.9 9.0 7.7 1.17 0 287.0 352.9 260.9
SD 3.9 0.6 0.5 0.05 5.4 0.6 0.3 0.03 0 136.7 49.5 186.4