From: Risk factors of neurological deficit and pulmonary cement embolism after percutaneous vertebroplasty
Characteristic | Number (%) | Cement B type (n = 380) | leakage S type (n = 160) | C type-paraspinal (n = 790) | C type-intradiscal (n = 835) | C type-posterior (n = 26) | p value |
---|---|---|---|---|---|---|---|
Age (year) (n = 3175) | |||||||
 60–69 | 594 (18.7%) | 69 | 33 | 148 | 156 | 5 | p > 0.05 |
 70–79 | 1254 (39.5%) | 148 | 60 | 312 | 330 | 10 | |
 80–89 | 1118 (35.2%) | 138 | 56 | 278 | 293 | 9 | |
 90–99 | 209 (6.4%) | 25 | 11 | 51 | 56 | 2 | |
Gender (n = 3175) | |||||||
 Female | 2127 (67%) | 254 | 106 | 529 | 557 | 17 | p > 0.1 |
 Male | 1048 (33%) | 126 | 54 | 261 | 278 | 9 | |
No. of fractures treated (n = 3175 patients) | |||||||
 1 | 2644 (83.2%) | 133 | 133 | 658 | 693 | 19 | p > 0.05 |
 2 | 436 (13.7%) | 55 | 22 | 109 | 117 | 4 | |
 3 | 84 (2.6%) | 11 | 4 | 21 | 22 | 2 | |
 4 | 11 (0.5%) | 1 | 0 | 3 | 3 | 1 | |
Time from fracture to vertebroplasty (n = 3175 patients) | |||||||
 Acute (0–2 weeks) | 82 (2.6%) | 9 | 3 | 20 | 21 | 1 | p > 0.05 |
 Subacute (2 weeks–3 months) | 1801 (56.7%) | 215 | 88 | 448 | 472 | 15 | |
 Chronic (> 3 months) | 1292 (40.7%) | 156 | 69 | 321 | 342 | 10 |