Analysis of Anesthesia Methods in Percutaneous Kyphoplasty for Treatment of Vertebral Compression Fractures

Table 2

Comparison of VAS pain scores before, during, and after the operation in group L and group G .

Group	VAS before the operation	VAS during the operation	VAS after the operation
Group L	7.332 ± 0.8761	2.939 ± 0.9934^a	0.4472 ± 0.6121^b
Group G	7.502 ± 0.9874	0^a	0.4459 ± 0.7136^b

Data are presented as mean ± standard deviation. VAS, Visual Analogue Scale. ^a when compared with preoperative VAS; ^b when compared with preoperative VAS.