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. 2024 Mar 25;2:101842. doi: 10.1016/j.gimo.2024.101842

Table 4.

Summary of participants’ clinical diagnosis and their tier 1 clinically curated outcomes (n = 600)

Clinical Diagnosis Reported No Variants Found, n (%) VUS Found, n (%) LP/P Variant Found, n (%)
Cardiomyopathies
 HCM 172 46 (27) 41 (24) 85 (49)
 DCM 159 68 (43) 38 (24) 53 (33)a
 ARVC 39 19 (49) 2 (5) 18 (46)
 LVNC 26 15 (58) 5 (19) 6 (23)
 RCM 5 1 (20) 1 (20) 3 (60)
 Total 401 149 (37) 87 (22) 165 (41)
Arrhythmias
 BrS 16 10 (63) 3 (19) 3 (19)
 LQTS 94 44 (47) 10 (11) 40 (43)
 CPVT 9 2 (22) 2 (22) 5 (56)
 Total 119 56 (47) 15 (13) 48 (40)
CHD
 Familial CHD 54 24 (44) 20 (37) 10 (19)
 CHD + ECA 26 17 (65) 7 (27) 2 (8)
 Total 80 41 (51) 27 (34) 12 (15)
 Overall participant Total 600 246 (41) 129 (22) 225 (38)

ARVC, arrhythmogenic right ventricular cardiomyopathy; BrS, Brugada syndrome; CHD, congenital heart disease; CPVT, catecholaminergic polymorphic ventricular tachycardia; DCM, dilated cardiomyopathy; ECA, extra cardiac anomalies; HCM, hypertrophic cardiomyopathy; LP, likely pathogenic; LQTS, long QT syndrome; LVNC, left ventricular noncompaction; P, pathogenic; RCM, restrictive cardiomyopathy; VUS, variants of uncertain significance.

a

Numbers shown include TTNtv VUS that were reclassified as LP/P following reanalysis after Flagship completion.