Table 1.
Age, gender and performance in TOVA for children with ADHD between subtypes at baseline
| Inattentive type (n = 54) | Hyperactive-impulsive type (n = 5) | Combined type (n = 44) | Statistica | |
|---|---|---|---|---|
| Age (years) |
9.4 (1.9) |
8.8 (1.5) |
8.7 (2.0) |
3.31 (0.192) |
| Gender (female/male), n (%) |
14 (25.9)/40 (74.1) |
0 (0)/5 (100) |
7 (15.9)/37 (84.1) |
2.19 (0.308) |
| Omission errors |
−1.01 (1.52) |
−1.89 (2.18) |
−1.11 (1.52) |
0.80 (0.672) |
| Commission errors |
−0.06 (1.42) |
−0.37 (1.41) |
−0.41 (1.60) |
4.68 (0.097) |
| Response time |
−0.76 (1.25) |
−0.43 (0.90) |
−0.96 (1.61) |
0.77 (0.682) |
| Response time variability |
−0.87 (1.53) |
−0.95 (0.76) |
−1.31 (1.45) |
1.90 (0.387) |
| Response sensitivity (d’) |
−0.74 (0.93) |
−1.02 (1.02) |
−0.97 (0.81) |
0.94 (0.626) |
| ADHD score | −1.49 (2.94) | −1.52 (2.27) | −3.32 (3.60) | 3.77 (0.152) |
Note: TOVA results are reported as standard deviations from the norm; data are expressed as mean (SD) or n (%); a statistical values are expressed as χ2 (p-value) using Kruskal Wallis Test or Fisher’s Exact Test.