Corrected QT interval as a predictor of mortality in elderly patients with syncope

Cardiology Journal

Volumn 18, Issue 4, 2011, Pages 395-400

  Aggarwal, Ashim ^a   Sherazi, Saadia ^a   Levitan, Bryana ^a   Lakshmanadoss, Umashankar ^a   Choudhary, Naila ^a   Shah, Abrar ^a   Hsi, David ^a  

^a UNITY HEALTH SYSTEM   (United States)

Author keywords

Mortality; Older; Prolonged QTc; Syncope

Indexed keywords

ADVERSE OUTCOME; AGED; AGING; ARTICLE; CLINICAL EVALUATION; CONTROLLED STUDY; DISEASE ASSOCIATION; DISEASE DURATION; ELDERLY CARE; EMERGENCY WARD; FEMALE; FOLLOW UP; HIGH RISK POPULATION; HUMAN; MAJOR CLINICAL STUDY; MALE; MORTALITY; PREDICTION; QT INTERVAL; QT PROLONGATION; RETROSPECTIVE STUDY; SYNCOPE;

AGE FACTORS; AGED; AGED, 80 AND OVER; CHI-SQUARE DISTRIBUTION; ELECTROCARDIOGRAPHY; EMERGENCY SERVICE, HOSPITAL; FEMALE; HEART CONDUCTION SYSTEM; HUMANS; MALE; MIDDLE AGED; NEW YORK; PREDICTIVE VALUE OF TESTS; PROGNOSIS; PROPORTIONAL HAZARDS MODELS; RETROSPECTIVE STUDIES; RISK ASSESSMENT; RISK FACTORS; SYNCOPE; TIME FACTORS;

EID: 79960577211     PISSN: 18975593     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Article

References (15)

1. Oh JH, Hanusa BH, Kapoor WN. Do symptoms predict cardiac arrhythmias and mortality in patients with syncope? Arch Inter Med, 1999; 159: 375-380.
2. Alshekhlee A, Shen WK, Mackall J, Chelimsky TC. Incidence and mortality rates of syncope in the United States. Am J Med, 2009; 122: 181-188.
3. Gabayan GZ, Derose SF, Asch SM et al. Predictors of short-term (seven-day) cardiac outcomes after emergency department visit for syncope. Am J Cardiol, 2010; 105: 82-86.
4. Fazelifar AF, Ashrafi P, Haghjoo M et al. Predictors of ventricular tachycardia induction in syncopal patients with mild to moderate left ventricular dysfunction. Cardiol J, 2009; 16: 327-331.
5. Dekker JM, Schouten EG, Klootwijk P, Pool J, Kromhou D. Association between QT interval and coronary heart disease in middle-aged and elderly men. The Zutphen study. Circulation, 1994; 90: 779-785.
6. Goldberg RJ, Bengston J, Chen ZY, Anderson KM, Locati E, Levy D. Duration of the QT interval and total and cardiovascular mortality in healthy persons (the Framingham Heart Study experience). Am J Cardiol, 1991; 67: 55-58.
7. Rossing P, Berum L, Major-Pederson A et al. Prolonged QTc interval predicts mortality in patients with type 1 diabetes melli-tus. Diabet Med, 2001; 18: 199-205.
8. Vrtovec B, Delgado R, Zewail A, Thomas CD, Richartz BM, Radovancevic B. Prolonged QTc interval and high B-type natriu-retic peptide levels together predict mortality in patients with advanced heart failure. Circulation, 2003; 107: 1764-1769.
9. Moore EN. Mechanisms and models to predict a QTc effect. Am J Cardiol, 1993; 72: 4B-9B.
10. Golzari H, Dawson NV, Speroff T, Thomas C. Prolonged QTc intervals on admission electrocardiograms: prevelance and correspondence with admission electrolyte abnormalities. Connecticut Med, 2007; 71: 389-397.
11. Brendorp B, Elmig H, Jun I et al. QTc interval in patients with CHF. Diamond Study Group. Circulation, 2001; 103: 1422-1427.
12. Spargias KS, Lindsay SJ, Kawar GI et al. QT dispersion as a predictor of long-term mortality in patients with acute myocar-dial infarction and clinical evidence of heart failure. Eur Heart J, 1999; 20: 1158-1165.
13. Schouten EG, Dekker JM, Meppelink P et al. QT interval prolongation predicts cardiovascular mortality in apparently healthy population. Circulation, 1991; 84: 1516-1523.
14. Algra A, Tijssen JG, Roelandt JR et al. QTc prolongation measured by standard 12 lead electrocardiography is an independent risk factor sudden death due to cardiac arrest. Circulation, 1991; 83: 1888-1894.
15. Montanez A, Ruskin JN, Hebert PR, Lamas GA, Hennekens CH. Prolonged QTc interval and risks of total and cardiovascular mortality and sudden death and the general population. A review and qualitative overview of prospective cohort studies. Arch Intern Med, 2004; 164: 943-948.