Optimizing percutaneous vertebroplasty: extra-facet puncture for osteoporotic vertebral compression fractures

Table 2 Comparisons of preoperative parameters between traditional puncture PVP and extra-facet puncture PVP(x ± s)

Parameter	t-PVP	ef-PVP	p
No. of patients	112	105
VAS	7.58 ± 1.21	7.59 ± 1.17	0.95^U
ODI	63.66 ± 10.71	61.93 ± 11.30	0.25^T
Posterior fascia oedema	6 (5.36%)	6 (5.71%)	> 0.99^F
No. of vertebrae	123	119
Segmental kyphotic angle	14.55 ± 4.87	14.83 ± 5.33	0.67^T
Intravertebral vacuum cleft	10 (8.93%)	7 (6.67%)	0.62^F
Vertebral compression ratio	30.32 ± 11.44	31.62 ± 11.48	0.41^U

The symbol ‘U’ indicates the data was analyzed by the unpaired Mann–Whitney U test; The symbol ‘T’ indicates the data was analyzed by the unpaired t test; The symbol ‘F’ indicates the data was analyzed by the Fisher’s exact test
t-PVP Traditional puncture percutaneous vertebroplasty, ef-PVP Extra-facet puncture percutaneous vertebroplasty, VAS Visual analog scale, ODI The Oswestry Disability Index

ISSN: 1749-799X