Table 2.
Summary of variables between the control and new vertebral compression fracture group following vertebroplasty or kyphoplasty for compression fractures
| Variable | Control group (120) | New fracture group (27) | P value | |
|---|---|---|---|---|
| Univariate | Multivariate | |||
| Age (years) | 69.0 ± 12.5 | 74.6 ± 9.4 | 0.03** | 0.53 |
| Gender (M:F) | 36:84 | 9:18 | 0.73 | 0.16 |
| PKP:PVP:PKP + PVP | 52:59:9 | 5:19:3 | 0.04** | 0.12 |
| BMI (kg/m²) | 24.1 ± 3.0 | 22.5 ± 4.4 | 0.08 | 0.39 |
| BMD (T-score) | −3.54 ± 0.97 | −4.01 ± 0.79 | 0.01** | 0.01** |
| T–L junctiona | 72.5% | 85.2% | 0.22 | 0.14 |
| Multiple level treated | 22.5% | 37.0% | 0.11 | 0.95 |
| PMMA (cc) | 7.1 ± 1.8 | 7.3 ± 1.6 | 0.72 | 0.90 |
| Discal cement leakage | 25% | 44% | 0.04** | 0.49 |
| A-P ratio (mean) | 0.67 ± 0.12 | 0.69 ± 0.11 | 0.54 | 0.65 |
| Pattern of cementb | 60:60 | 13:14 | 0.86 | 0.63 |
PMMA polymethylmethacrylate, BMI body mass index, BMD bone mineral density, PVP percutaneous vertebroplasty, PKP percutaneous kyphoplasty
** P < 0.05
aT11-L2 vertebrae
bCompact: trabecular