Group A (n = 42) | Group B (n = 42) | p-value | |
---|---|---|---|
Age (years, mean ± SD) | 69.1 ± 9.1 | 70.8 ± 8.9 | 0.645 |
Sex (female, %) | 34 (81.0%) | 30 (71.4%) | 0.443 |
BMI (kg/m2, mean ± SD) | 26.2 ± 3.2 | 26.1 ± 3.6 | 0.985 |
DEXA (T-score, mean ± SD) | -1.0 ± 1.52 | -1.1 ± 1.18 | 0.780 |
Spinal level, fused (n, %) | 0.715 | ||
L2-3 | 0 (0) | 2 (4.8) | |
L3-4 | 2 (4.8) | 3 (7.1) | |
L3-L5 | 6 (14.3) | 7 (16.7) | |
L4-5 | 26 (61.9) | 22 (52.4) | |
L4-S1 | 6 (14.3) | 5 (11.9) | |
L5-S1 | 2 (4.8) | 3 (7.1) | |
Medical history (n, %) | |||
DM | 6 (14.2) | 12 (28.6) | 0.183 |
Smoking | 7 (16.7) | 2 (4.8) | 0.156 |