Table 1 Accuracy of the diagnosis of a single epileptic seizure

Diagnosis after follow-up
Diagnosis at entryEpileptic seizureUnclear/other diagnosis
First seizure1701700
Unclear54450
Total17417450
True-positive rate170 /170100%(95% CI, 97.2–100)
True-negative rate50 /5492.6%(95% CI, 81.3–97.6)
Sensitivity170 /17497.7%(95% CI, 93.8–99.3)
Specificity50 /50100%(95% CI, 91.1–100)