Table 2.
Inter-regional correlation coefficients (Pearson product-moment correlation)
| Rt. putamen | Rt. thalamus | SMA | Rt. SMC | Rt. PM | |
|---|---|---|---|---|---|
| Self-initiated | |||||
| Rt. putamen | 1.000 | ||||
| Rt. thalamus | 0.776 | 1.000 | |||
| SMA | 0.622 | 0.459 | 1.000 | ||
| Rt. SMC | 0.529 | 0.591 | 0.390 | 1.000 | |
| Rt. PM | 0.236 | 0.236 | 0.199 | 0.387 | 1.000 |
| Externally triggered | |||||
| Rt. putamen | 1.000 | ||||
| Rt. thalamus | 0.188 | 1.000 | |||
| SMA | 0.209 | 0.153 | 1.000 | ||
| Rt. SMC | 0.417 | 0.127 | 0.088 | 1.000 | |
| Rt. PM | 0.298 | 0.057 | 0.024 | 0.764 | 1.000 |
SMA, Supplementary motor area; SMC, sensorimotor cortex; PM, premotor cortex; Rt., right. Abbreviations also apply to Table 3.