Table 3.
Comparison of QTI parameters between controls (CTR) and schizophrenia patients (SZ), reported as the group mean (standard deviation). Parameters were averaged across all white matter before the comparison. Significance was tested using the Wilcoxon rank-sum U-test.
| Parameter | CTR (n = 5) | SZ (n = 5) | Significance |
|---|---|---|---|
| MD | 0.99 (0.01) | 1.05 (0.04) | p < 0.05 |
| VMD | 0.13 (0.01) | 0.17 (0.02) | p < 0.05 |
| Vshear | 0.45 (0.03) | 0.43 (0.02) | n.s. |
| Viso | 0.59 (0.04) | 0.61 (0.02) | n.s. |
| CMD | 0.10 (0.01) | 0.11 (0.01) | n.s. |
| Cμ | 0.55 (0.02) | 0.47 (0.04) | p < 0.01 |
| CM | 0.16 (0.01) | 0.13 (0.01) | p < 0.01 |
| Cc | 0.26 (0.02) | 0.24 (0.02) | n.s. |
| μFA | 0.74 (0.01) | 0.69 (0.03) | p < 0.05 |
| FA | 0.37 (0.01) | 0.33 (0.02) | p < 0.01 |
| MK | 0.93 (0.05) | 0.90 (0.03) | n.s. |
| Kbulk | 0.31 (0.01) | 0.36 (0.04) | p < 0.05 |
| Kshear | 0.62 (0.04) | 0.53 (0.06) | p < 0.05 |
| Kμ | 0.79 (0.05) | 0.67 (0.07) | p < 0.01 |