Role of the supine lateral radiograph of the spine in vertebroplasty for osteoporotic vertebral compression fracture: a prospective study

Table 1 Pearson correlation between radiographic parameters

Preoperative Factors	VHR1	VHR2	A1	A2	VHR2-VHR1	A1-A2
Postoperative Factors
A3	N	(-)	(+)	(+)	N	N
VHR3-VHR1	(-)	N	N	N	(+) < 0.001	N
A1-A3	N	N	N	N	N	(-)

VHR: vertebral height ratio, VHR1: Vertebral height ratio on the pre-op standing lateral view, VHR2: Vertebral height ratio on the pre-op supine lateral view, VHR3: Vertebral height ratio on the postoperative standing lateral view, A1: Cobb's kyphotic angles on the pre-op standing lateral view, A2: Cobb's kyphotic angles on the pre-op supine lateral view, A3: Cobb's kyphotic angles on the post-op standing lateral view
-: Negative correlation with p < 0.05
+: Positive correlation with p < 0.05
N: p > 0.05

ISSN: 1471-2474