Table 5. Comparison Between Patients With Appropriate and Inappropriate Implantable Cardioverter Defibrillator (ICD) Therapy.

Patient characteristics	Appropriate therapy N (%), 11 (50%)	Inappropriate therapy N (%), 3 (13.6%)	P value
Male (%)	10 (90.9 %)	3 (100%)	0.814
Female (%)	1 (9.1 %)	0 (0.0%)	0.814
Clinical presentation
Palpitations	10 (90.9 %)	3 (100%)	0.462
Syncope	1 (9.1 %)	1 (33.3%)	0.552
Shortness of breath	2 (18.2%)	1 (33.3%)	0.727
Chest pain	2 (18.2%)	1 (33.3%)	0.295
Dizziness	1(9.1 %)	1(33.3%)	0.552
Ventricular tachycardia	8 (72.7 %)	1 (33.3%)	0.229
Sudden cardiac death	3(27.3%)	0 (0.0%)	0.176
Medications
Amiodarone	2 (18.2%)	0 (0.0%)	0.713
Sotalol	2 (18.2%)	0 (0.0%)	0.713
Beta blockers	4 (36.4%)	1 (33.3%)	0.870
ACE inhibitors	6 (54.5%)	2 (66.7%)	0.630
Spironolactone	6 (54.5%)	1 (33.3%)	0.416
ICD type
Single ICD	2 (18.2%)	0 (0.0%)	0.333
Dual ICD	9 (81.8%)	3 (100%)
Genetic results
Positive	6 (54.5%)	2 (66.7%)	0.323
Negative	1 (9.1 %)	1 (33.3%)	0.516
Not performed	4 (36.4%)	0 (0.0%)	0.308
Prevention type
Primary	1 (9.1 %)	1 (33.3%)	0.048
Secondary	10 (90.9%)	2 (66.7%)

ACE: angiotensin-converting enzyme; ICD: implantable cardioverter defibrillator.