Journal of Osteoporosis / 2013 / Article / Tab 2

Clinical Study

Prospective Single-Site Experience with Radiofrequency-Targeted Vertebral Augmentation for Osteoporotic Vertebral Compression Fracture

Table 2

Pain medication use before and 3 months after radiofrequency-targeted vertebral augmentation.

WHO drug categoryPretreatment3 months value
( )( )

Class 0, no drugs6 (30)15 (79)<0.01
Class 1, nonopioid analgesics2 (10)1 (5)
Class 2, weak opiate derivative10 (50)3 (16)
Class 3, strong opiate derivative2 (10)0 (0)

P value compares the ordinal distribution of pain medication use from pretreatment to 3 months; calculation based on paired cases ( ).

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