Table 1 Preoperative general conditions, intraoperative surgical parameters and postoperative treatment course in the two groups
| Â | Simple PKP group | PKCPP group | P value |
|---|---|---|---|
Age (years, mean ± SD) | 73.5 ± 6.1 | 74.5 ± 5.3 | 0.523 |
Gender (M/F) | 10/22 | 13/23 | 0.799 |
Fractured level | T11 (6), T12 (12), L1 (10), L2 (4) | T11 (5), T12 (15), L1 (12), L2 (4) | 0.946 |
BMD (T-score, mean ± SD) | − 3.93 ± 0.83 | − 3.75 ± 0.69 | 0.149 |
Cement volume (ml, mean ± SD) | 4.03 ± 1.15 | 4.50 ± 1.26 | 0.618 |
Surgery duration (min, mean ± SD) | 47.0 ± 10.5 | 52.4 ± 9.4 | 0.332 |
Ibuprofen (units, mean ± SD) | 8.04 ± 2.07 | 4.26 ± 1.31 | 0.012 |
Hospital stay (days, mean ± SD) | 4.69 ± 1.73 | 2.25 ± 1.05 | 0.021 |
Complications | Â | Â | Â |
 Cement displacement | 2/32 (6.25%) | 0/36 (0.00%) | 0.218 |
 Cement leakage | 4/32 (12.50%) | 5/36 (13.89%) | 1.000 |
 Refracture | 3/32 (9.38%) | 0/36 (0.00%) | 0.099 |
 Severe recollapse | 5/32 (15.62%) | 1/36 (2.78%) | 0.092 |
 Total | 14/32 (43.75%) | 6/36 (I6.67%) | 0.018 |