mortality for sudden cardiac death ( scd ) ( death within 24 hours after beginning of symptoms ) was significantly higher in group ii ( 6/14 or 42.9 % ; 13 % per year ) than in group i ( 4/26 or 15.4 % ; 5.9 % per year ) ( p less than 0.05 ) or in group iii ( 3/40 or 7.5 % ; 1.8 % per year ) ( p less than 0.001 ) .
C0085298
sudden cardiac death
C0011065
death