From: Anti-arrhythmic effect of acupuncture pretreatment in the rats subjected to simulative global ischemia and reperfusion—involvement of intracellular Ca2+ and connexin 43
Arrhythmia score
Type of arrhythmia
0
No arrhythmia
1
Atrial arrhythmias or occasional PVC
2
Frequent PVC
3
VT (1–2 episodes)
4
VT (>3 episodes) or VF (1–2 episodes)