Table 1

 Summary of clinical findings in the R1193Q carriers

*Indicated negative findings.
†Type 1∼3 ST segment abnormalities in leads V1–V3.[3]
‡Normal <440 ms.
F, female; M, male; VPC, ventricular premature complex.
Age/sex35, F32, M45, F40, F71, M26, M75, F46, M76, M
History of syncope or arrhythmia–*
Family history of sudden death or arrhythmia
ECG findings
Brugada sign†
QTc (ms)‡367395427422367364472418437
OthersFrequent VPCs