Prehospital and emergency department care to preserve neurologic function during and following cardiopulmonary resuscitationJoseph P Ornato
Department of Emergency Medicine and Internal Medicine, Virginia Commonwealth University Health System, 1200 East Broad Street, West Hospital, 10th Floor, Room 1042, Richmond, VA 23298, USA
Neurol Clin 24:23-39. 2006
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- Recommended guidelines for monitoring, reporting, and conducting research on medical emergency team, outreach, and rapid response systems: an Utstein-style scientific statement: a scientific statement from the International Liaison Committee on Resuscitat
Mary Ann Peberdy
Virginia Commonwealth University, USA
Circulation 116:2481-500. 2007
Survival from in-hospital cardiac arrest during nights and weekendsMary Ann Peberdy
Virginia Commonwealth University, Richmond, VA 23298 0204, USA
JAMA 299:785-92. 2008
..Patient physiology and process of care for in-hospital cardiac arrest may be different at night and on weekends because of hospital factors unrelated to patient, event, or location variables...
- Progress in resuscitation: an evolution, not a revolution
Mary Ann Peberdy
JAMA 299:1188-90. 2008
- Adverse events associated with lay emergency response programs: the public access defibrillation trial experience
Mary Ann Peberdy
Virginia Commonwealth University Health System, Box 908204, Richmond, VA 23298, USA
Resuscitation 70:59-65. 2006
..The adverse event (AE) profile of lay volunteer CPR and public access defibrillation (PAD) programs is unknown. We undertook to investigate the frequency, severity, and type of AE's occurring in widespread PAD implementation...
- The first documented cardiac arrest rhythm in hospitalized patients with heart failure
Mary Ann Peberdy
Internal Medicine and Emergency Medicine, Virginia Commonwealth University, 1200 East Marshall Street West Hospital, 5th Floor, Richmond, VA 23298, United States
Resuscitation 80:1346-50. 2009
..Patients with heart failure (HF) have abnormal cellular anatomy and myocardial mechanics that may impact the initial rhythm and subsequent outcomes in cardiac arrest (CA)...
- Recommended guidelines for monitoring, reporting, and conducting research on medical emergency team, outreach, and rapid response systems: an Utstein-style scientific statement. A Scientific Statement from the International Liaison Committee on Resuscitat
Mary Ann Peberdy
Resuscitation 75:412-33. 2007
- Effect of caregiver gender, age, and feedback prompts on chest compression rate and depth
Mary Ann Peberdy
Virginia Commonwealth University, Richmond, VA 23298, United States
Resuscitation 80:1169-74. 2009
..Quality of chest compressions (CC) is an important determinant of resuscitation outcome for cardiac arrest patients...
- Cardiopulmonary resuscitation of adults in the hospital: a report of 14720 cardiac arrests from the National Registry of Cardiopulmonary Resuscitation
Mary Ann Peberdy
Virginia Commonwealth University s Health System, West Hospital, Richmond, VA 23298, USA
Resuscitation 58:297-308. 2003
..Neurological outcome in discharged survivors was generally good. Eighty-six percent of patients with Cerebral Performance Category-1 (CPC-1) at the time of hospital admission had a postarrest CPC-1 at the time of hospital discharge...
Defining the optimal prognostic window for cardiopulmonary exercise testing in patients with heart failureRoss Arena
Department of Physical Therapy, Virginia Commonwealth University, Richmond, VA 23298, USA
Circ Heart Fail 3:405-11. 2010
..The purpose of this study is to assess the change in prognostic characteristics of CPX at different time intervals...
- Overestimation of aerobic capacity with the bruce treadmill protocol in patients being assessed for suspected myocardial ischemia
Sherry Pinkstaff
Department of Physical Therapy, Medical College of Virginia Campus, Virginia Commonwealth University, Richmond, USA
J Cardiopulm Rehabil Prev 31:254-60. 2011
..However, the potential to overestimate peak VO2 exists and may have clinical implications regarding the interpretation of exercise test data...
- Determining the preferred percent-predicted equation for peak oxygen consumption in patients with heart failure
Ross Arena
Department of Physical Therapy, Virginia Commonwealth University, Richmond, VA 23298 0224, USA
Circ Heart Fail 2:113-20. 2009
..The purpose of the present investigation was to determine the prognostic ability of several established peak Vo(2) prediction equations in a large heart failure cohort...
- Cardiopulmonary exercise testing is equally prognostic in young, middle-aged and older individuals diagnosed with heart failure
Ross Arena
Department of Physical Therapy, Virginia Commonwealth University, Richmond, Virginia 23298 0224, USA
Int J Cardiol 151:278-83. 2011
..The purpose of the present investigation was to evaluate the prognostic value of CPX in young, middle-aged and older patients with HF...
- The ventilatory classification system effectively predicts hospitalization in patients with heart failure
Ross Arena
Department of Physical Therapy, Physiology, and Internal Medicine, Virginia Commonwealth University, Health Sciences Campus, Richmond, VA 23298, USA
J Cardiopulm Rehabil Prev 28:195-8. 2008
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- The partial pressure of resting end-tidal carbon dioxide predicts major cardiac events in patients with systolic heart failure
Ross Arena
Department of Physical Therapy, Virginia Commonwealth University, Health Sciences Campus, Richmond, VA 23298 0224, USA
Am Heart J 156:982-8. 2008
..The purpose of the present study was to compare the prognostic ability of the partial pressure of Petco2 at rest to other commonly collected resting variables in patients with systolic HF...
- The prognostic value of the heart rate response during exercise and recovery in patients with heart failure: influence of beta-blockade
Ross Arena
Department of Internal Medicine, Virginia Commonwealth University, Health Sciences Campus, Richmond, Virginia 23298 0224, USA
Int J Cardiol 138:166-73. 2010
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- Prognostic characteristics of cardiopulmonary exercise testing in caucasian and African American patients with heart failure
Ross Arena
Department of Physical Therapy, Virginia Commonwealth University, Health Sciences Campus, Richmond, VA 23298 0224, USA
Congest Heart Fail 14:310-5. 2008
..While the VE/VCO(2) slope was the most robust prognostic marker in both Caucasian and African American patients, the predictive ability of peak VO(2) seems to be influenced by race and sex...
- Prognostic value of timing and duration characteristics of exercise oscillatory ventilation in patients with heart failure
Ross Arena
Department of Physical Therapy, Virginia Commonwealth University, Health Sciences Campus, Richmond, Virginia 23298 0224, USA
J Heart Lung Transplant 27:341-7. 2008
..The purpose of this investigation was to examine the prognostic value of the largest ventilatory oscillation characteristics in HF patients...
- Influence of etiology of heart failure on the obesity paradox
Ross Arena
Department of Physical Therapy, Virginia Commonwealth University, Richmond, Virginia, USA
Am J Cardiol 104:1116-21. 2009
..Moreover, the body mass index appears to add predictive value during the cardiopulmonary exercise testing assessment. However, survival appears to differ according to HF etiology in subjects classified as overweight...
- Impact of resuscitation system errors on survival from in-hospital cardiac arrest
Joseph P Ornato
Department of Emergency Medicine, Virginia Commonwealth University, Richmond, VA 23298 0401, USA
Resuscitation 83:63-9. 2012
..The impact of resuscitation system errors on survival during IHCA resuscitation has not been evaluated. The purpose of this paper was to evaluate the impact of resuscitation system errors on survival to hospital discharge after IHCA...
- Prognostic characteristics of heart rate recovery according to sex in patients with heart failure
Ross Arena
Department of Physical Therapy, Virginia Commonwealth University, Richmond, Virginia, USA Department of Internal Medicine, Virginia Commonwealth University, Richmond, Virginia, USA
Int J Cardiol 145:293-4. 2010
..75-0.89, p<0.001), it was stronger in the latter group. The prognostic strength of HRR may be superior in female HF patients. This discrepancy may be driven by the ability of HRR to better reflect autonomic function in females...
- Usefulness of decrease in oxygen uptake efficiency slope to identify myocardial perfusion defects in men undergoing myocardial ischemic evaluation
Sherry Pinkstaff
Department of Physical Therapy, Virginia Commonwealth University, Medical College of Virginia Campus, Richmond, Virginia
Am J Cardiol 106:1534-9. 2010
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- Neuromuscular electrical stimulation and inspiratory muscle training as potential adjunctive rehabilitation options for patients with heart failure
Ross Arena
Department of Physical Therapy, Virginia Commonwealth University, Medical College of Virginia Campus, Richmond, VA 23298, USA
J Cardiopulm Rehabil Prev 30:209-23. 2010
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- A meta-analysis of the prognostic significance of cardiopulmonary exercise testing in patients with heart failure
Lawrence P Cahalin
Department of Physical Therapy, Leonard M Miller School of Medicine, University of Miami, Coral Gables, FL 33146 2435, USA
Heart Fail Rev 18:79-94. 2013
..CPX is an important component in the prognostic assessment of patients with HF. The results of this meta-analysis strongly confirm this and support a multivariate approach to the application of CPX in this patient population...
- Prognostic ability of VE/VCO2 slope calculations using different exercise test time intervals in subjects with heart failure
Ross Arena
Department of Physical Therapy, Virginia Commonwealth University, Health Sciences Campus, Richmond, Virginia 23298 0224, USA
Eur J Cardiovasc Prev Rehabil 10:463-8. 2003
..The VE-VCO2 relationship is generally linear thereby hypothetically producing similar slope values regardless of the exercise-test time interval used for calculation...
- Influence of etiology on ventilatory expired gas and prognosis in heart failure
Ross Arena
Department of Physical Therapy, Virginia Commonwealth University, Medical College of Virginia, Health Sciences Campus, Box 980224, Richmond, VA 23298 0224, USA
Int J Cardiol 99:217-23. 2005
..2) Examine the prognostic value of HF etiology...
- Exercise blood pressure response during assisted circulatory support: comparison of the total artificial [corrected] heart with a left ventricular assist device during rehabilitation
Harajeshwar S Kohli
Division of Cardiology, Virginia Commonwealth University, Richmond, Virginia 23298 7710, USA
J Heart Lung Transplant 30:1207-13. 2011
..We evaluated the blood pressure (BP) response to exercise and exercise performance in patients with a TAH compared to those with a with a continuous-flow left ventricular assist device (LVAD)...
- Cardiac arrest in the Emergency Department: a report from the National Registry of Cardiopulmonary Resuscitation
Robert G Kayser
Department of Medicine Cardiology, Virginia Commonwealth University, Richmond, VA, United States
Resuscitation 78:151-60. 2008
..Little is known about cardiac arrests (CA) in the Emergency Department (ED). The objective of this study was to determine the characteristics of ED CAs...
- Quantifying exertion level during exercise stress testing using percentage of age-predicted maximal heart rate, rate pressure product, and perceived exertion
Sherry Pinkstaff
Department of Physical Therapy, Virginia Commonwealth University, Medical College of Virginia Campus, Richmond, VA 23140, USA
Mayo Clin Proc 85:1095-100. 2010
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- The influence of referral source on characteristics of patients undergoing cardiac stress testing: emergency department versus outpatient office
Sherry Pinkstaff
Department of Phyical Therapy, Virginia Commonwealth University, Medical College of Virginia Campus, Richmond, VA 23298 0224, USA
Postgrad Med 123:36-41. 2011
..Whether patients referred for cardiac stress testing from these referral sources differ in clinically significant ways is unknown, and is thus the purpose of this investigation...
- Use of an automated, load-distributing band chest compression device for out-of-hospital cardiac arrest resuscitation
Marcus Eng Hock Ong
Department of Epidemiology and Community Health, Virginia Commonwealth University, Richmond, USA
JAMA 295:2629-37. 2006
..CONCLUSION: Compared with resuscitation using manual CPR, a resuscitation strategy using LDB-CPR on EMS ambulances is associated with improved survival to hospital discharge in adults with out-of-hospital nontraumatic cardiac arrest...
- Development of a ventilatory classification system in patients with heart failure
Ross Arena
Department of Physical Therapy, Box 980224, Virginia Commonwealth University, Health Sciences Campus, Richmond, VA 23298 0224, USA
Circulation 115:2410-7. 2007
..The purpose of the present study is to refine the prognostic power of the VE/VCO2 slope by developing a ventilatory class system that correlates VE/VCO2 cut points to cardiac-related events...
- Peak VO2 and VE/VCO2 slope in patients with heart failure: a prognostic comparison
Ross Arena
Department of Physical Therapy, Virginia Commonwealth University Medical Center, Richmond, VA, USA
Am Heart J 147:354-60. 2004
..The minute ventilation--carbon dioxide production relationship (VE/VCO2 slope) has recently demonstrated prognostic significance in patients with HF, and in some studies, it has outperformed peak VO2...
- The lowest VE/VCO2 ratio during exercise as a predictor of outcomes in patients with heart failure
Jonathan Myers
Veterans Affairs Palo Alto Health Care System, Palo Alto, CA 94304, USA
J Card Fail 15:756-62. 2009
..However, the prognostic power of this index is unknown...
- Impact of time past exercise testing on prognostic variables in heart failure
Ross Arena
Department of Physical Therapy, Box 980224, Virginia Commonwealth University, Medical College of Virginia, Health Sciences Campus, Richmond, VA 23298-0224, USA
Int J Cardiol 106:88-94. 2006
..CONCLUSIONS: Both peak VO(2) and VE/VCO(2) slope are significant predictors of cardiac-related events in HF. However, the prognostic characteristics of these variables following CPET appear to be time-sensitive...
- A cardiopulmonary exercise testing score for predicting outcomes in patients with heart failure
Jonathan Myers
Veterans Affairs Palo Alto Health Care System, Palo Alto, CA 94304, USA
Am Heart J 156:1177-83. 2008
..The aim of this study is to evaluate the predictive accuracy of a cardiopulmonary exercise test (CPX) score...
- Technical considerations related to the minute ventilation/carbon dioxide output slope in patients with heart failure
Ross Arena
Department of Physical Therapy, Virginia Commonwealth University, Medical College of Virginia, Health Sciences Campus, Richmond, 23298 0224, USA
Chest 124:720-7. 2003
..However, the method by which the VE/VCO(2) slope is expressed has been inconsistent...
- Body surface mapping vs 12-lead electrocardiography to detect ST-elevation myocardial infarction
Joseph P Ornato
Internal Medicine Virginia Commonwealth University Health System, PO Box 980401, Richmond, VA 23298 0401, USA
Am J Emerg Med 27:779-84. 2009
..We conclude that BSM using 80-lead BSM ECG is more sensitive for detection of STEMI than 12-lead ECG, while retaining similar specificity...
- Relationship between the Minnesota Living With Heart Failure Questionnaire and key ventilatory expired gas measures during exercise testing in patients with heart failure
Ross Arena
Department of Physical Therapy, Medical College of VA, Virginia Commonwealth University, 1200 East Broad Street, PO Box 980224, Richmond, VA 23298 0224, USA
J Cardiopulm Rehabil 22:273-7. 2002
..Specifically, is there evidence to indicate that perceived quality of life (QOL) influences exercise performance independent of physiologic function in the HF population?..
- Prognostic value of heart rate recovery in patients with heart failure
Ross Arena
Department of Physical Therapy, Virginia Commonwealth University, Health Sciences Campus, Richmond, VA 23298 0224, USA
Am Heart J 151:851.e7-13. 2006
..We sought to assess the prognostic utility of heart rate recovery (HRR) in patients with HF...
- Comparison of oxygen uptake on-kinetic calculations in heart failure
Ross Arena
Department of Physical Therapy, Virginia Commonwealth University, Medical College of Virginia, Health Sciences Campus, Richmond, VA, USA
Med Sci Sports Exerc 34:1563-9. 2002
..A mechanism for this difference may be the oscillatory ventilatory expired gas pattern demonstrated by some patients with HF...
- Influence of subject effort on the prognostic value of peak VO2 and the VE/VCO2 slope in patients with heart failure
Ross Arena
Department of Physical Therapy, Virginia Commonwealth University, Richmond, VA 23298-0224, USA
J Cardiopulm Rehabil 24:317-20. 2004
- Prognostic value of phase 1 of oxygen uptake on-kinetics response in the heart failure population: a pilot study
Ross Arena
Department of Physical Therapy, Virginia Commonwealth University, Medical College of Virginia, Health Sciences Campus, Box 980224, 1200 East Broad Street, Richmond, VA 23298-0224, USA
J Cardiopulm Rehabil 24:401-4. 2004
- Influence of heart failure etiology on the prognostic value of peak oxygen consumption and minute ventilation/carbon dioxide production slope
Ross Arena
Department of Physical Therapy, Box 980224, Virginia Commonwealth University, Medical College of Virginia, Health Sciences Campus, Richmond, VA 23298 0224, USA
Chest 128:2812-7. 2005
..In the present study, we investigated the effect of HF etiology on the prognostic applications of peak V(O2) and Ve/V(CO2) slope...
- Prognostic value of resting end-tidal carbon dioxide in patients with heart failure
Ross Arena
Department of Physical Therapy, Box 980224, Virginia Commonwealth University, Health Sciences Campus, Richmond, Virginia, 23298 0224, USA
Int J Cardiol 109:351-8. 2006
..The purpose of the present study is to assess the ability of resting end-tidal carbon dioxide partial pressure (PETCO2) to predict cardiac-related events in patients with HF...
- The minute ventilation/carbon dioxide production slope is prognostically superior to the oxygen uptake efficiency slope
Ross Arena
Department of Physical Therapy, Virginia Commonwealth University, Health Sciences Campus, Richmond, Virginia 23298 0224, USA
J Card Fail 13:462-9. 2007
..Recently, the oxygen uptake efficiency slope (OUES) has demonstrated prognostic value, but additional comparisons to established cardiopulmonary exercise test (CPET) variables are required...
- Short-term reliability of oxygen uptake on-kinetics in apparently healthy subjects
Ross Arena
Department of Physical Therapy, Medical College of Virginia, Virginia Commonwealth University, Health Sciences Campus, Richmond, VA 23298 0224, USA
J Cardiopulm Rehabil 26:219-23. 2006
..The purpose of the present investigation is to assess the short-term reliability of O2 uptake on-kinetics in a group of apparently healthy individuals...
- Predicting peak oxygen consumption during a conservative ramping protocol: implications for the heart failure population
Ross Arena
Department of Physical Therapy, Box 980224, Virginia Commonwealth University MCV Campus, Richmond, VA 23298 0224, USA
J Cardiopulm Rehabil 23:183-9. 2003
..The purpose of this investigation was to examine the difference between measured and estimated VO(2) (VO(2) discrepancy) during a highly conservative ramping protocol...
- Using the Duke Activity Status Index in heart failure
Ross Arena
Department of Physical Therapy, Virginia Commonwealth University, Medical College of Virginia, Richmond, VA, USA
J Cardiopulm Rehabil 22:93-5. 2002
- Reliability of resting end-tidal carbon dioxide in chronic heart failure
Ross Arena
Departments of Physical Therapy, Virginia Commonwealth University, Health Sciences Campus, PO Box 980224, Richmond, VA 23298, USA
J Cardiopulm Rehabil 25:177-80. 2005
- First documented rhythm and clinical outcome from in-hospital cardiac arrest among children and adults
Vinay M Nadkarni
Departments of Anesthesia, Critical Care, and Pediatrics, University of Pennsylvania School of Medicine, Philadelphia 19104 4399, USA
JAMA 295:50-7. 2006
..Cardiac arrests in children are typically asystole or PEA...
- Stress reactions and perceived difficulties of lay responders to a medical emergency
Barbara Riegel
School of Nursing, Senior Fellow, Leonard Davis Institute, University of Pennsylvania, 420 Guardian Drive, Philadelphia, PA 19104 6096, USA
Resuscitation 70:98-106. 2006
..Bystander CPR rates remain low. One reason may be that the thought of responding to an emergency is so stressful that it decreases the willingness of laypersons to respond...
- Defibrillators in public places--one step closer to home
W Douglas Weaver
Henry Ford Heart and Vascular Institute, Detroit, MI 48202, USA
N Engl J Med 347:1223-4. 2002
- Implementation of community-based public access defibrillation in the PAD trial
Lynne D Richardson
Department of Emergency Medicine, Mount Sinai School of Medicine, 1 Gustave L Levy Place, Box 1620, New York, NY 10029, USA
Acad Emerg Med 12:688-97. 2005
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- Management of brain injury after resuscitation from cardiac arrest
Romergryko G Geocadin
Neurosciences Critical Care Division, Johns Hopkins University School of Medicine, Johns Hopkins Hospital, Baltimore, MD 21287, USA
Neurol Clin 26:487-506, ix. 2008
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- Intensive care for brain injury after cardiac arrest: therapeutic hypothermia and related neuroprotective strategies
Romergryko G Geocadin
Department of Neurology, Johns Hopkins School of Medicine, Meyer 8 140, Baltimore, MD 21287, USA
Crit Care Clin 22:619-36; abstract viii. 2006
..This article discusses these advances and their potential impact on the care provided in the ICU...
- Gender differences in advanced heart failure: insights from the BEST study
Jalal K Ghali
Cardiac Centers of Louisiana, Shreveport, Louisiana 71103, USA
J Am Coll Cardiol 42:2128-34. 2003
..The goal of this study was to determine the influence of gender on baseline characteristics, response to treatment, and prognosis in patients with heart failure (HF) and impaired left ventricular ejection fraction (LVEF)...
- Recommendations for implementation of community consultation and public disclosure under the Food and Drug Administration's "Exception from informed consent requirements for emergency research": a special report from the American Heart Associati
Henry Halperin
Johns Hopkins University
Circulation 116:1855-63. 2007
- Therapeutic hypothermia after cardiac arrest: unintentional overcooling is common using ice packs and conventional cooling blankets
Raina M Merchant
Section of Emergency Medicine, University of Chicago Hospitals Emergency Resuscitation Center, Chicago, Illinois, USA
Crit Care Med 34:S490-4. 2006
..Improved mechanisms for temperature control are required to prevent potentially deleterious complications of more profound hypothermia...
- Post-resuscitation care: is it the missing link in the Chain of Survival?
Mary Ann Peberdy
Resuscitation 64:135-7. 2005
- Measuring progress in resuscitation: it's time for a better tool
Joseph P Ornato
Circulation 114:2754-6. 2006
