Table 2.

Radiological Measurements for the AVF and Non-AVF Groups.

	AVF (n=22) Mean±SD or N (%)	Non-AVF (n=111) Mean±SD or N (%)	P-value
Total cement volume, mL	5.1±1.2	5.0±1.3	0.839
Cement leakage into a disc, N (%)	4 (18%)	14 (13%)	0.343
Cement augmentation ratio, %	68.9±10.1	73.7±9.7	0.036
Wedge angle, degrees
Preoperatively	15.2±3.2	13.0±9.7	0.025
1 week postoperatively	10.4±3.8	9.6±6.6	0.395
3 months postoperatively	13±4.4	11.9±6.7	0.322
Postoperative difference at 1 week and 3 months	2.6±2.4	2.4±2.4	0.656
Vertebral body height, mm
Preoperatively	16.7±4.4	20.3±5.4	0.004
1 week postoperatively	22.1±3.5	24.1±4.6	0.058
3 months postoperatively	17.1±2.7	22.1±3.5	<0.001
Postoperative difference at 1 week and 3 months	5.1±2.8	3±2.1	<0.001
Incidence of RAV, N (%)	14 (64%)	13 (12%)	<0.001

AVF, adjacent vertebral fracture; SD, standard deviation; RAV, recompression of augmented vertebra; N, number