| Brain Region | Z-VALUE | co-ordinatesx y z |  | P - values | |
---|---|---|---|---|---|---|
CBP baseline activity pain task | r MPFC/gACC | 5.29 | 12 | 56 | 22 | 0.001 |
 | (BA 9, 32) |  |  |  |  |  |
CBP baseline activity | r MPFC/gACC | 4.61 | 12 | 42 | 24 | 0.004 |
pain task>visual control | (BA 9, 32) | Â | Â | Â | Â | Â |
Lidocaine: CBP baseline activity | r MPFC/gACC | 3.66 | 16 | 36 | 20 | 0.004 |
pain task | (BA 9, 32) | 3.25 | 6 | 42 | 18 | 0.040 |
Placebo: CBP baseline activity | r MPFC/gACC | 3.95 | 12 | 38 | 18 | 0.0003 |
pain task | (BA 9, 32) | Â | Â | Â | Â | Â |