Table 1:

Facet joint 99mTc MDP activity, percutaneous treatment, and anatomic region

Facet Joints Treated PercutaneouslyFacet Joints Not Treated Percutaneously
Lumbar (n = 156)Cervical (n = 39)Overall (n = 195)Lumbar (n = 504)Cervical (n = 227)Overall (n = 731)
Activity present (%)73 (47)19 (49)92 (47)30 (6)10 (4)40 (5)
Activity absent (%)83 (53)20 (51)103 (53)474 (94)217 (96)691 (95)