Cortical excitability measures | Â | Â | ||
---|---|---|---|---|
 | Before QST evoked pain | After QST evoked pain | ||
 | Mean±SD | Median (Q25, Q75) | Mean±SD | Median (Q25, Q75) |
Motor Threshold (MT) | 42.65 (7.39) | 41 (37.5, 46) | ---- | ----- |
Motor evoked potential (mV) | 1.74 (0.71) | 1.53 (1.27, 2.20) | 2.13 (0.93) | 1.93 (1.58, 2.58) |
Intracortical Facilitation (ratio: ICF/test stimulus) | 1.16 (0.42) | 1.11 (1, 1.23) | 1.25 (0.59) | 1.15 (0.92, 1.44) |
Short Interval Intracortical Inhibition (ratio: SICI/test stimulus) | 0.32 (0.14) | 0.28 (0.22, 0.35) | 0.34 (0.19) | 0.29 (0.21, 0.43) |
Cortical Silent Period (CSP) | 65.42 (19.64) | 66.25 (47.9, 79.31) | 66.16 (20.16) | 68.30 (50.59, 81.71) |