Markers of worse outcome include poor ejection fraction, poor exercise tolerance and high grade dysrhythmias (like ventricular tachycardia).
Izinto ezixela iziphumo ezibi kakhulu ziquka umlinganiselo wegazi eliphuma entliziyweni xa ibetha ongahambi kakuhle, ukungakwazi ukunyamezela ukwenza imithambo kunye nokubetha kwentliziyo ngendlela engafanelekanga okukwiqondo eliphezulu (njengokubetha ngamandla kwamazantsi entliziyo).