2009
Statin Use and Ventricular Arrhythmias During Clinical Treadmill Testing
DEWEY FE, PEREZ M, HADLEY D, FREEMAN JV, WANG P, ASHLEY EA, MYERS J, FROELICHER VF. Statin Use and Ventricular Arrhythmias During Clinical Treadmill Testing. Journal Of Cardiovascular Electrophysiology 2009, 20: 193-199. PMID: 18775041, DOI: 10.1111/j.1540-8167.2008.01284.x.Peer-Reviewed Original ResearchConceptsFrequent premature ventricular complexesPremature ventricular complexesStatin useVentricular arrhythmiasCoronary diseaseTreadmill testingLower oddsExercise-induced ventricular arrhythmiasPropensity-adjusted logistic regressionsVA Palo Alto Health Care SystemClinical treadmill testingPrior coronary diseaseExercise treadmill testingExercise-induced anginaCoronary artery diseasePropensity score adjustmentHealth care systemPVC rateExercise capacityArtery diseaseAdverse prognosisFree patientsReduced oddsVentricular complexesStudy population
2007
Novel predictor of prognosis from exercise stress testing: Heart rate variability response to the exercise treadmill test
Dewey FE, Freeman JV, Engel G, Oviedo R, Abrol N, Ahmed N, Myers J, Froelicher VF. Novel predictor of prognosis from exercise stress testing: Heart rate variability response to the exercise treadmill test. American Heart Journal 2007, 153: 281-288. PMID: 17239690, DOI: 10.1016/j.ahj.2006.11.001.Peer-Reviewed Original ResearchConceptsHeart rate variabilitySquare successive differenceCardiovascular mortalityPrognostic powerHF powerExercise treadmill testingRoot mean square successive differenceFrequency-domain HRV analysisExercise stress testingExercise treadmill testMortality end pointsSuccessive differencesStandard exercise testingHeart rate variability responsesMinutes of recoveryStrongest predictorLow-frequency powerMean square successive differenceHigh-frequency powerR interval dataCardiovascular deathCause mortalityPeak exerciseClinical factorsExercise testing