| Non-ASD (n = 136) | ASD (n = 53) | p |
---|---|---|---|
Gender (female/male) | |||
 Female | 62 | 27 |  |
 Male | 74 | 26 | 0.510 |
Age (yr) | 60.5 ± 8.7 | 61.3 ± 9.1 | 0.574 |
BMI (Kg/m2) | 25.3 ± 1.5 | 25.2 ± 1.2 | 0.730 |
Follow-up (yr) | 3.5 ± 1.5 | 3.8 ± 1.4 | 0.108 |
Osteoporosis | |||
 Without | 126 | 40 |  |
 With | 10 | 13 | 0.001 |
Pfirrmann | |||
 Grade 1 | 1 | 0 |  |
 Grade 2 | 25 | 3 |  |
 Grade 3 | 64 | 30 |  |
 Grade 4 | 46 | 20 | 0.109 |
Distance (mm) | 6.8 ± 0.8 | 6.0 ± 0.6 |  < 0.001 |
Horizontal screw angle (°) | 16.3 ± 2.4 | 16.4 ± 2.0 | 0.861 |
Sagittal screw angle (°) | 4.5 ± 1.1 | 5.7 ± 1.2 |  < 0.001 |
VAS | 5.1 ± 1.1 | 6.7 ± 1.5 |  < 0.001 |
ODI | 14.4 ± 3.2 | 20.0 ± 3.7 |  < 0.001 |
PI-LL (°) | 18.3 ± 6.6 | 18.3 ± 6.6 | 0.987 |
SS (°) | 31.9 ± 4.5 | 31.8 ± 2.9 | 0.862 |
PT (°) | 22.1 ± 4.4 | 23.0 ± 3.0 | 0.166 |
PI (°) | 54.0 ± 5.9 | 54.8 ± 4.8 | 0.385 |