Table 4 The difference of paraspinal muscle measurements between the two groups
Measurements | Loosening | Non-loosening | P value |
|---|---|---|---|
L3 (%) | |||
MrtCSA | 79.7 ± 21.8 | 81.5 ± 24.0 | 0.709 |
ErtCSA | 222.6 ± 58.4 | 242.2 ± 58.1 | 0.123 |
PrtCSA | 94.0 ± 30.6 | 98.8 ± 25.6 | 0.444 |
MrfCSA | 40.8 ± 17.4 | 41.2 ± 20.4 | 0.928 |
ErfCSA | 136.0 ± 48.2 | 148.4 ± 55.8 | 0.263 |
PrfCSA | 85.7 ± 30.2 | 89.6 ± 24.1 | 0.524 |
Mf/t | 50.3 ± 12.3 | 48.1 ± 14.8 | 0.445 |
Ef/t | 60.4 ± 12.2 | 60.6 ± 13.9 | 0.943 |
Pf/t | 90.7 ± 6.3 | 90.7 ± 5.0 | 0.974 |
L4 (%) | |||
MrtCSA | 108.7 ± 29.4 | 111.1 ± 28.5 | 0.706 |
ErtCSA | 199.4 ± 50.4 | 207.4 ± 44.8 | 0.443 |
PrtCSA | 129.0 ± 36.6 | 131.4 ± 38.0 | 0.756 |
MrfCSA | 54.5 ± 24.1 | 56.5 ± 24.1 | 0.700 |
ErfCSA | 110.1 ± 40.3 | 114.9 ± 39.2 | 0.581 |
PrfCSA | 118.5 ± 35.8 | 121.4 ± 33.9 | 0.698 |
Mf/t | 49.6 ± 14.8 | 49.6 ± 12.6 | 1 |
Ef/t | 54.8 ± 11.7 | 54.9 ± 12.5 | 0.963 |
Pf/t | 91.7 ± 6.9 | 92.7 ± 4.6 | 0.738 |
L5 (%) | |||
MrtCSA | 131.1 ± 37.2 | 142.7 ± 34.0 | 0.140 |
ErtCSA | 130.1 ± 47.4 | 163.7 ± 57.0 | 0.003** |
PrtCSA | 129.3 ± 34.7 | 146.6 ± 41.9 | 0.034* |
MrfCSA | 61.7 ± 27.8 | 63.5 ± 29.1 | 0.768 |
ErfCSA | 57.5 ± 27.5 | 72.6 ± 34.5 | 0.022* |
PrfCSA | 132.1 ± 91.9 | 135.6 ± 36.6 | 0.130 |
Mf/t | 46.6 ± 14.2 | 43.5 ± 14.2 | 0.322 |
Ef/t | 43.9 ± 12.1 | 43.5 ± 11.6 | 0.881 |
Pf/t | 100.6 ± 52.8 | 92.9 ± 4.9 | 0.116 |