2006
Recursive partitioning–based preoperative risk stratification for atrial fibrillation after coronary artery bypass surgery
Sedrakyan A, Zhang H, Treasure T, Krumholz HM. Recursive partitioning–based preoperative risk stratification for atrial fibrillation after coronary artery bypass surgery. American Heart Journal 2006, 151: 720-724. PMID: 16504639, DOI: 10.1016/j.ahj.2005.05.010.Peer-Reviewed Original ResearchConceptsCoronary artery bypass graft surgeryAtrial fibrillationLow-risk groupAggressive prophylaxisRelative riskPredictors of AFArtery bypass graft surgeryCoronary artery bypass surgeryRisk of AFYale-New Haven HospitalOnly ejection fractionPreoperative atrial fibrillationBypass graft surgeryArtery bypass surgeryCoronary artery diseasePreoperative risk stratificationHigh-risk groupHeart disease severityPossible adverse eventsOlder age subgroupsArrhythmia prophylaxisGraft surgeryProphylactic therapyAdverse eventsBypass surgery
1995
Tree-based Risk Factor Analysis of Preterm Delivery and Small-for-Gestational-Age Birth
Zhang H, Bracken M. Tree-based Risk Factor Analysis of Preterm Delivery and Small-for-Gestational-Age Birth. American Journal Of Epidemiology 1995, 141: 70-78. PMID: 7801968, DOI: 10.1093/oxfordjournals.aje.a117347.Peer-Reviewed Original ResearchConceptsPreterm deliveryYale-New Haven HospitalGestational age infantsGestational-age birthsRisk factor analysisPutative risk factorsPassive smokingGestational ageAge infantsMaternal ageRisk factorsCaffeine consumptionSecondary analysisAlcohol useMarital statusSmokingBlack womenMarijuana useAgeOutcomesDeliveryNew Haven