Table 2.
Seizure diagnoses among cases and controls
| Type of Seizure diagnosis | ADHD1 cases (N=358) | Controls (N=728) | Risk Ratio (95% CI2) | P value | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| No. | Cumulative incidence by age, yrs (%) | No. | Cumulative incidence by age, yrs (%) | |||||||||
| 5 | 10 | 15 | 20 | 5 | 10 | 15 | 20 | |||||
| Febrile | 9 | 2.5 | 2.5 | 2.5 | 2.5 | 16 | 2.2 | 2.2 | 2.2 | 2.2 | 1.09 (0.46–2.57) | 0.85 |
| Other Provoked | 5 | 0.6 | 0.8 | 0.8 | 1.4 | 6 | 0.4 | 0.6 | 0.8 | 0.8 | 1.68 (0.51– 5.50) | 0.39 |
| Single Unprovoked | 1 | 0.3 | 0.3 | 0.3 | 0.3 | 4 | 0.3 | 0.3 | 0.6 | 0.6 | 0.5 (0.06– 4.51) | 0.54 |
| Epilepsy | 8 | 1.1 | 2.0 | 2.3 | 2.3 | 6 | 0.1 | 0.1 | 0.4 | 0.9 | 2.7 (0.94–7.76) | 0.066 |
1
ADHD = Attention-Deficit/Hyperactivity Disorder
2
CI = Confidence Interval