Table 6 Correlations between heart rate changes and ictal EEG pattern and state at seizure onset
From: Frequency of peri-ictal apnea and cardiac arrhythmias in epileptic seizures
| Â | Arrhythmia | Chi-square | ||||
|---|---|---|---|---|---|---|
Tachycardia | Bradycardia | |||||
N | % | N | % | χ2 | P value | |
State at seizure onset | ||||||
 Awake | 1 | 3.13 | 0 | 0.00 | 5.452 | 0.065 |
 Non REM | 31 | 96.88 | 3 | 100.00 | ||
 Right | 13 | 40.63 | 3 | 100.00 | ||
 Generalized | 2 | 6.25 | 0 | 0.00 | ||
Ictal EEG pattern | ||||||
 Rhythmic spike and wave | 5 | 15.63 | 0 | 0.00 | 15.580 | 0.016* |
 Paroxysmal fast activity | 23 | 71.88 | 3 | 100.00 | ||
 Rhythmical evolving theta, delta, alpha | 4 | 12.50 | 0 | 0.00 | ||
 Rhythmic polyspike and wave | 0 | 0.00 | 0 | 0.00 | ||