Vertebroplasty combined with facet joint block vs. vertebroplasty alone in relieving acute pain of osteoporotic vertebral compression fracture: a randomized controlled clinical trial

Table 1 Comparison of general data between Group P and Group PF

	Group P (n = 97)	Group PF(n = 101)	t/ (x²)	P
Male/female	41/56	44/57	(0.034)	0.854
Age (years)	77.17 ± 7.30	77.60 ± 8.25	−0.382	0.703
BMI (kg/m²)	24.38 ± 5.15	24.43 ± 5.01	0.076	0.892
BMD	−2.65 ± 0.47	−2.61 ± 0.43	−0.601	0.548
Hospitalization time (days)	4.16 ± 1.32	3.80 ± 2.31	1.859	0.065
Operation time (min)	34.36 ± 7.41	36.16 ± 11.34	−1.283	0.201
The number of patients who appliedCox-2 inhibitors within 3 days after operation	41	9	29.168	< 0.001**
The amount of bone cement injected (ml)	4.16 ± 1.04	4.21 ± 0.91	0. 632	0.715
VAS	7.56 ± 1.00	7.69 ± 1.07	0.741	0.410
ODI	69.45 ± 7.53	70.76 ± 6.68	0.937	0.362

Numeric data were expressed as Mean ± SD and analyzed by Independent-Samples T-test. Categorical data were expressed by the number of patients (%) and were analyzed with the χ2 test. Group P: PVP group; Group PF: PVP combined with FB group
Abbreviations: BMI body mass index, VAS visual analog scale, BMD bone mineral density, PVP percutaneous vertebroplasty, FB facet joint block
^**P < 0.001, vs the two groups

ISSN: 1471-2474