Table 3 The cross-sectional area of the VMO, VLM, and the ratio of the cross-sectional area of the VMO to VLM in different sections in different sections
Group VMO ,VLM area, and the area ratio Sections | The upper pole of the patella (mm2) | 5 mm above the upper pole of the patella (mm2) | 10 mm above the upper pole of the patella (mm2) | 15 mm above the upper pole of the patella (mm2) | 20 mm above the upper pole of the patella (mm2) |
|---|---|---|---|---|---|
The cross-sectional area of the VMO in different sections | |||||
Study group | 732.64 ± 306.43 | 876.32 ± 341.47 | 1039.31 ± 410.21 | 1178.26 ± 449.10 | 1289.78 ± 487.78 |
Control group | 941.66 ± 366.83 | 1119.16 ± 405.01 | 1302.75 ± 425.14 | 1496.67 ± 474.70 | 1643.33 ± 507.08 |
P value | < 0.05 | < 0.05 | < 0.05 | < 0.05 | < 0.05 |
The cross-sectional area of the VLM in different sections | |||||
Study group | 127.61 ± 66.74 | 183.47 ± 85.41 | 250.66 ± 133.70 | 326.06 ± 139.94 | 413.27 ± 190.18 |
Control group | 192.27 ± 152.40 | 262.55 ± 187.98 | 352.35 ± 291.96 | 446.22 ± 343.11 | 574.19 ± 390.00 |
P value | < 0.05 | < 0.05 | < 0.05 | < 0.05 | < 0.05 |
The ratio of the cross-sectional area of the VMO to VLM in different sections | |||||
Study group | 0.83 ± 0.11 | 5.37 ± 2.49 | 4.64 ± 2.43 | 3.90 ± 1.55 | 3.42 ± 1.36 |
Control group | 7.44 ± 5.13 | 6.32 ± 4.69 | 4.15 ± 1.94 | 3.96 ± 1.66 | 3.48 ± 1.62 |
P value | < 0.05 | > 0.05 | > 0.05 | > 0.05 | > 0.05 |