Table 1.
Demographic and imaging information of the participants
| ADHD-I (N = 18) | ADHD-NI (N = 11) | p-Value | |||
|---|---|---|---|---|---|
| Time point 1 | Time point 2 | Time point 1 | Time point 2 | ||
| Age, mean (SD), years | 9.00 (1.50) | 9.45 (1.29) | 0.412 | ||
| Gender | All males | All males | – | ||
| Handedness | All right | All right | – | ||
| Ethnicity | All Chinese | 10 Chinese, 1 Indian | 0.193 | ||
| Scanner type | 5 Tim Trio, 13 Prisma | 9 Tim Trio, 2 Prisma | 0.005* | ||
| Number of volumes left after motion scrubbing, mean (SD) | 208.389 (21.136) | 203.889 (32.881) | 193.727 (39.664) | 208.636 (27.496) | 0.595 |
| Mean absolute motion displacement (mm) | 1.037 (0.975) | 0.870 (0.571) | 1.339 (1.024) | 1.384 (0.820) | 0.327 |
| Max. absolute motion displacement (mm) | 2.321 (1.370) | 2.227 (1.396) | 3.021 (1.777) | 2.945 (1.412) | 0.367 |
| ADHD-RS inattention score | 16.278 (4.254) | 13.167(4.077) | 18.909 (5.186) | 17.273(5.764) | 0.148△: 0.038+ |
| CBCL internalizing problems | 7.889 (5.086) | 5.389 (4.175) | 12.364 (9.553) | 10.546 (7.841) | 0.110△: 0.441+ |
N number of subjects. “*” indicated there was significant difference with p-value < 0.05. “△” indicated the test was performed between the two groups at the first time point. “+” represents the interaction effect between group and time