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Tissue fractions (GM and WM) calculated for both groups and brain regions under investigation.
| Brain region | Group | GM | WM | p value |
|---|---|---|---|---|
| ACC | SB+ | 69.44 ± 5 | 30.55 ± 5 | 0.52 |
| SB− | 70.22 ± 3 | 29.78 ± 3 |
Note: Values are expressed as expressed as group mean % fraction ± SD. SD: standard deviation; GM: gray matter; WM: white matter; SB: suicidal behavior; ACC: anterior cingulate cortex.
