Table 1.
Clinical and surgical parameters of patients with OVCF in this study
| Clinical parameters | Recompression group (n=50) |
Control (n=122) |
Total (n=177) |
P-value |
|---|---|---|---|---|
| Sex, n (%) | 0.252 | |||
| Male | 29 (32.95) | 59 (67.05) | 88 | |
| Female | 21 (25.00) | 63 (75.00) | 84 | |
| Age (years) (mean ± SD) | 87.08±4.85 | 86.92±5.08 | 88.65±5.01 | 0.551 |
| BMD, lumbar spine T-score (mean ± SD) | −3.16±0.45 | −3.22±0.53 | −3.21±0.51 | 0.493 |
| Bone cement volume (mL) (mean ± SD) | 4.18±0.85 | 4.5±1 | 4.41±0.96 | 0.047 |
| Duration of symptoms (days) (mean ± SD) | 5.98±1.29 | 5.97±1.46 | 5.97±1.41 | 0.941 |
| Vertebral compression level (%) (mean ± SD) | 0.36±0.09 | 0.34±0.09 | 0.35±0.09 | 0.207 |
| Compression recovery level (%) (mean ± SD) | 3.8±0.974 | 4.07±0.75 | 3.99±0.83 | 0.048 |
| Leakage of bone cement, n (%) | 0.934 | |||
| No | 45 (28.66) | 112 (71.34) | 157 | |
| Yes | 5 (33.33) | 10 (66.67) | 15 | |
| Dispersion of bone cement, n (%) | 0.001 | |||
| Both upper and lower endplates | 4 (8.16) | 45 (91.84) | 49 | |
| Above lower endplate | 21 (42.86) | 28 (57.14) | ||
| Below upper endplate | 17 (37.78) | 28 (62.22) | ||
| Middle of vertebral body | 8 (27.59) | 21 (72.41) |
Abbreviations: OVCF, osteoporotic vertebral compression fractures; SD, standard deviation.