Table 1.
Mean (SD) peak amplitudes for P3 (µV) and each TF component (PCs 1–5; weighted energy units) and latency (ms) of P3 for each diagnostic group.
| Control (N=71) | CD (N=184) | ADHD (N=45) | ODD (N=87) | ND (N=68) | AAD (N=95) | DAD (N=35) | |
|---|---|---|---|---|---|---|---|
| P3 | 28.4 (9.5) | 24.6 (7.7) | 25.3 (6.3) | 23.4 (7.0) | 23.4 (6.3) | 23.2 (6.5) | 24.2 (7.7) |
| PC1 | 38.7 (26.7) | 30.1 (20.4) | 27.4 (16.5) | 26.8 (15.7) | 25.3 (12.0) | 25.5 (13.7) | 25.8 (13.5) |
| PC2 | 63.3 (44.7) | 44.8 (28.8) | 44.7 (23.6) | 40.9 (24.7) | 41.0 (19.7) | 38.9 (18.8) | 43.6 (24.7) |
| PC3 | 63.9 (42.7) | 45.8 (28.7) | 44.6 (25.4) | 39.9 (24.0) | 39.2 (19.6) | 39.4 (21.2) | 43.2 (24.7) |
| PC4 | 45.7 (34.1) | 31.7 (21.3) | 33.1 (18.5) | 29.1 (19.5) | 29.3 (16.5) | 28.3 (16.2) | 33.2 (21.4) |
| PC5 | 33.1 (21.8) | 26.0 (17.9) | 24.8 (15.6) | 22.8 (13.3) | 21.7 (11.3) | 21.9 (12.4) | 23.2 (12.4) |
| P3 Latency | 453.1 (47.6) | 448.4 (58.4) | 455.6 (60.1) | 447.6 (56.8) | 448.1 (53.2) | 448.3 (58.7) | 460.1 (60.5) |
CD=Conduct Disorder; ADHD=Attention Deficit/Hyperactivity Disorder; ODD=Oppositional Defiant Disorder
ND=Nicotine Dependence; AAD=Alcohol Abuse/Dependence; DAD=Illicit Drug Abuse/Dependence