Table 3.
Conjunction analyses of PET blood flow changes
| Conjunction of (PQ vs NQ) and (UQ vs NQ) |
Conjunction of (UX–NX) and (PX–NX) |
||||
|---|---|---|---|---|---|
| Brain regions | x, y, z coordinates | t values | Brain regions | x, y, z coordinates | t values |
| Medial cerebellum | 6, −77, −26 | 3.36 | L precentral gyrus | −12, −12, 39 | 3.59 |
| −4, −57, −21 | 2.66 | Mid-cingulate gyrus | 6, −8, 30 | 3.45 | |
| Postcentral gyrus | −6, −43, 72 | 3.22 | Medial cerebellum | 4, −40, −15 | 3.38 |
| R cerebellum | 34, −79, −18 | 3.13 | 8, −84, −18 | 2.87 | |
| L amygdala | −26, −1, −12 | 2.95 | R hippocampus/ventral pallidum | 24, −16, −6 | 3.10 |
| R inferior parietal lobe | 57, −45, 24 | 2.82 | L striatum (anterior caudate) | −14, 14, 9 | 3.05 |
| Posterior cingulate cortex | 6, −45, 32 | 2.81 | R anterioventral striatum | 24, 6, −5 | 3.02 |
| Medial parietal cortex/precuneus | 4, −54, 54 | 2.79 | R precentral gyrus | 61, 4, 7 | 2.96 |
| L anterior insula | −32, 7, −10 | 2.83 | |||
| −40, 11, −6 | 2.74 | ||||
| Medial thalamus | 4, −9, 15 | 2.79 | |||
Regions were derived from conjunction analyses on normalized CBF that included results from two contrast analyses. All results were significant at uncorrected p < 0.005. Abbreviations and interpretation of stereotaxic coordinates are as in Table 1.