Table 2

 Abnormality of the myocardium with a diagnosis of certainty by age and sex

NoPercentage of groupPercentage of cohort⩽35 years>35 years
MFMF
ARVD, arrhythmogenic right ventricular dysplasia; DCM, dilated cardiomyopathy; HCM, hypertrophic cardiomyopathy; IF, idiopathic fibrosis; LVH, left ventricular hypertrophy.
LVH3128%6.8%110155
IF2927%6.4%85106
HCM2826%6.2%13285
ARVD109%2.2%4222
DCM98%1.9%2304
Total107100%24%38123522