Table 2.
Brain regions showing significant between-group differences in the happy > flowers contrast as shown by an F test (Z > 2.3, pcorr < 0.05), along with the significant post hoc pairwise t test (Z > 2.3, pcorr < 0.008) results.
| Contrast | Cluster | Nvoxels | Cluster p-value | Max Z | Max Z coordinates (x, y, z) (mm) | AAL regions (% volume of cluster) |
|---|---|---|---|---|---|---|
| F test | 1 | 2297 | 1.19e−7 | 4.41 | (−24, −64, −4) | MOG.L (30%), LING.L (22%), IOG.L (16%), FFG.L (16%) |
| 2 | 2289 | 1.19e−7 | 4.73 | (22, −54, −6) | MOG.R (26%), FFG.R (17%), LING.R (16%), IOG.R (10%) | |
| TD > ADHD | 1 | 957 | 7.95e−4 | 4.38 | (−12, −1,6 −6) | ROL.L (28%), INS.L (23%), THA.L (17%) |
| TD < ASD | 1 | 1728 | 3.46e−6 | 4.51 | (22, −52, −8) | MOG.R (25%), LING.R (24%), FFG.R (20%), IOG.R (12%) |
| 2 | 1346 | 4.46e−5 | 4.44 | (−24, −78, −34) | MOG.L (31%), LING.L (22%), FFG.L (12%) | |
| TD < ADHD | 1 | 1200 | 1.27e−4 | 4.19 | (−18, −98, −12) | MOG.L (39%), LING.L (15%), IOG.L (13%) |
| 2 | 1148 | 1.86e−4 | 3.71 | (44, −84, 8) | MOG.R (34%), LING.R (16%), FFG.R (14%), IOG.R (13%) | |
| TD < OCD | 1 | 11496 | 1.28e−24 | 5.23 | (24, −54, −10) | MOG.L (17%), MOG.R (11%) |
| OCD > ASD | 1 | 1180 | 1.47e + 4 | 3.80 | (−38, −70, 14) | MOG.L (31%), IOG.L (27%), LING.L (17%), FFG.L (11%) |
| 2 | 1137 | 2.01e−4 | 4.06 | (56, −64, −2) | MTG.R (37%), ITG.R (24%), IOG.R (21%), MOG.R (12%) | |
| OCD > ADHD | 1 | 2001 | 5.96e−7 | 4.52 | (58, −26, 58) | PoCG.R (49%), SMG.R (33%) |
Regions corresponding to the significant between-group difference F test results are bolded.
Nvoxels number of voxels, Z z-statistic, AAL automated anatomical labelling, L left hemisphere, R right hemisphere, MOG middle occipital gyrus, LING lingual gyrus, IOG inferior occipital gyrus, FFG fusiform gyrus, ROL rolandic operculum, INS insula, THA thalamus, MTG middle temporal gyrus, ITG inferior temporal gyrus, PoCG postcentral gyrus, SMG supramarginal gyrus.