Clinical Study
Percutaneous Vertebroplasty Relieves Pain in Cervical Spine Metastases
Table 2
VAS, analgesics, and NDI of patients at pre- and postoperative follow-up.
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VAS: visual analog scale; NDI: neck disability index; SD: standard deviation. value < 0.01 and value < 0.001 compared to preoperative follow-up. |