Age (years, mean ± SD)
|
67.92 ± 10.21
|
Gender
|
Male
|
59.93% (163/272)
|
Female
|
40.07% (109/272)
|
Primary cancer types
|
Slow growth
|
28.31% (77/272)
|
Moderate growth
|
15.44% (42/272)
|
Rapid growth
|
56.25% (153/272)
|
Preoperative treatments
|
Topical treatments
|
36.40% (99/272)
|
Systematic treatments
|
32.72% (89/272)
|
No treatment
|
30.88% (84/272)
|
Number of treated vertebrae levels
|
1
|
37.87% (103/272)
|
2
|
26.10% (71/272)
|
3
|
16.18% (44/272)
|
≥ 4
|
19.85% (54/272)
|
Vertebrae collapse
|
No collapse
|
61.76% (168/272)
|
Less than 50%
|
24.63% (67/272)
|
More than 50%
|
13.60% (37/272)
|
Cortical osteolytic destruction in posterior wall
|
Yes
|
41.91% (114/272)
|
No
|
58.09% (158/272)
|
Vertebral endplate fracture
|
Yes
|
17.65% (48/272)
|
No
|
82.35% (224/272)
|
The Bilsky scale
|
0
|
77.21% (210/272)
|
1
|
10.29% (28/272)
|
2
|
10.66% (29/272)
|
3
|
1.84% (5/272)
|
Appearance of spine metastases
|
Mixed lesions
|
17.65% (48/272)
|
Osteolytic lesions
|
82.35% (224/272)
|
Load-bearing lines of spine
|
Normal
|
88.24% (240/272)
|
Abnormal
|
11.76% (32/272)
|
Vascular cement leakage
|
Yes
|
26.47% (72/272)
|
No
|
73.53% (200/272)
|
The total number of included vertebrae
|
632
|
Sites of vertebra
|
Cervical
|
1.27% (8/632)
|
Thoracic
|
46.04% (291/632)
|
Lumbar
|
46.04% (291/632)
|
Sacral
|
6.65% (42/632)
|