Table 5.

Clinical and Demographic Data of Patients with Sudden Cardiac Arrest or Ventricular Fibrillation during Follow‐Up

Patient	Sex	Event	Age With Event (y)	E1784K	H558R	PR	QRS	QTc	Ajmaline Test	ICD Implantation	CI (ms)	CI/Basic CL (%)
III,16	Male	SCA, VF	60.8	+	+	248	132	487	Positive	Refused	N/A	N/A
III,18	Male	SCA, VF	47.1	+	+	256	136	468	Positive	Yes	663	86.1%
											515	89.4%
III,20	Female	SCA, VF	50	+	+	238	105	456	Positive	Yes	460	51.8%
III,21 (proband)	Male	SCA, VF	47.5	+	+	205	108	465	Positive	Yes	290	40.3%
III,22	Female	SCA, VF	44.5	+	+	218	107	469	Positive	Yes	410	52.8%
											390	51.7%

CI indicates coupling interval of the first beat of polymorphic VT; CL, cycle length; ICD, implantable cardioverter‐defibrillator; N/A, not available; SCA, sudden cardiac arrest; VF, ventricular fibrillation.