Characteristic | ASDis (n = 62) | N-ASD (n = 62) | χ2/t | p |
---|---|---|---|---|
Age, year | 61.65 ± 8.43 | 61.39 ± 8.14 | 0.17 | 0.863 |
BMI, kg/m 2 | 24.75 ± 3.27 | 24.73 ± 3.20 | 0.03 | 0.975 |
Sex (M/F) | 25/37 | 25/37 | 0 | 1 |
Diabetes (Y) | 19 (30.6%) | 20 (32.3%) | 0.04 | 0.847 |
Hypertension (Y) | 34 (54.8%) | 25 (40.3%) | 2.62 | 0.106 |
Smoking (Y) | 8 (12.9%) | 9 (14.5%) | 0.07 | 0.794 |
Drinking (Y) | 8 (12.9%) | 10 (16.1%) | 0.26 | 0.610 |
Lumbar BMD (T scores) | −1.66 ± 1.33 | −1.34 ± 1.40 | −1.29 | 0.2 |
Follow-up (months) | 37.98 ± 6.93 | 38.35 ± 8.04 | −0.275 | 0.784 |
Disease | ||||
DS | 30 (48.4%) | 22 (35.5%) | 3.23 | 0.199 |
FS | 20 (32.3%) | 20 (32.3%) | ||
DH | 12 (19.4%) | 20 (32.3%) | ||
Fusion method | ||||
PLF | 38 (61.3%) | 33 (53.2%) | 0.824 | 0.364 |
PLIF | 24 (38.7%) | 29 (46.8%) | ||
Segments fused | ||||
≤ 2 segments | 29 (46.8%) | 27 (43.5%) | 0.13 | 0.718 |
> 2 segments | 33 (53.2%) | 35 (56.5%) |