Vertebroplasty in geriatric patients with osteoporotic vertebral fractures: single-center cohort study at a level 1 center for spinal surgery

Table 1 Baseline data

Total (n = 49)	No. patients	Percentage
Gender
Female	39	79.5
Male	10	20.5
ASA
ASA_1-2	18	36.7
ASA_3-4	31	63.3
BMI, kg/m² [IQR]	28 [25–29]
Age, yrs. (mean ± SD)	77 ± 6.4
Duration of operation in minutes [IQR]	45.0 [32.0–65.5]
Cardiovascular comorbidities	36	73.5%
Kyphosis angle (degrees) [IQR]
Pre PVP	12.9 [12–16]
After PVP	11.2 [10.2–13.7]
VAS [IQR]
Pre-surgery	8 [7–10]
Directly after surgery	4 [3–5]
4 weeks later	4 [3, 4]
Surgical complications	7
Neurological deficit	0	0
Cement leakage	7	14.2
PE	1	2
Vertebroplasty localization
Thoracic	18	36.7
Lumbar	25	51.0
Thoracic and lumbar	6	12.3
Vertebroplasty level
1 level	31	63
2 levels	11	22
3 levels and more	7	15
In-hospital complications
Pneumonia	1	2
UTI	3	6
Mortality	1	2
Length of stay in days [IQR]	9 [6–12]

ASA American Society of Anesthesiology, BMI body mass index, IQR interquartile range, PE pulmonary embolism, PVP percutaneous vertebroplasty, SD standard deviation, UTI urinary tract infection, VAS Visual Analog Scale for pain, yrs years