Table 3.
Correlation Analysis for PPMI Cohort
| PPMI Free-water metrics vs. Striatal Binding Ratios |
Rho,ρ | P-value, uncorrected |
FDR corrected p-value |
|---|---|---|---|
| CL SN Free-water vs. Putamen SBR | |||
| Control | 0.19 | 0.17 | 0.53 |
| Parkinson’s | −0.11 | 0.34 | 0.53 |
| Both Groups | −0.23 | 0.01 | 0.05 |
| IP SN Free-water vs. Putamen SBR | |||
| Control | 0.15 | 0.25 | 0.53 |
| Parkinson’s | −0.11 | 0.33 | 0.53 |
| Both Groups | −0.05 | 0.59 | 0.64 |
| CL SN FAT vs. Putamen SBR | |||
| Control | 0.01 | 0.92 | 0.92 |
| Parkinson’s | −0.33 | 0.003 | 0.04 |
| Both Groups | −0.07 | 0.40 | 0.53 |
| IP SNFAT vs. Putamen SBR | |||
| Control | −0.13 | 0.35 | 0.53 |
| Parkinson’s | −0.09 | 0.45 | 0.54 |
| Both Groups | −0.15 | 0.18 | 0.53 |