Research Topics
| Peter M CramSummaryAffiliation: University of Iowa Country: USA Publications
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Publications
Total knee arthroplasty volume, utilization, and outcomes among Medicare beneficiaries, 1991-2010Peter Cram
Division of General Internal Medicine, Department of Internal Medicine, University of Iowa Carver College of Medicine, 200 Hawkins Dr, 6GH SE, Iowa City, IA 52242, USA
JAMA 308:1227-36. 2012..Total knee arthroplasty (TKA) is one of the most common and costly surgical procedures performed in the United States...
Total knee arthroplasty outcomes in top-ranked and non-top-ranked orthopedic hospitals: an analysis of Medicare administrative dataPeter Cram
Division of General Internal Medicine, University of Iowa Carver College of Medicine, Iowa City, IA 52242, USA
Mayo Clin Proc 87:341-8. 2012..To examine outcomes of Medicare enrollees who underwent primary total knee arthroplasty (TKA) in top-ranked orthopedic hospitals identified through the U.S. News & World Report hospital rankings and 2 comparison groups of hospitals...- Percutaneous coronary intervention outcomes in US hospitals with varying structural characteristics: analysis of the NCDR®Peter Cram
Division of General Medicine, University of Iowa Carver College of Medicine, Iowa City, 52246, USA
Am Heart J 163:222-9.e1. 2012..We sought to assess the association between hospital organizational characteristics and in-hospital outcomes for percutaneous coronary intervention (PCI)... - Indications for percutaneous coronary interventions performed in US hospitals: a report from the NCDR®Peter Cram
Division of General Medicine, University of Iowa Carver College of Medicine, Iowa City, USA
Am Heart J 163:214-21.e1. 2012..We examined PCI indications in not-for-profit (NFP), major teaching, for-profit (FP), and physician-owned specialty hospitals... 
The frequency of missed test results and associated treatment delays in a highly computerized health systemTerry L Wahls
Iowa City Department of Veterans Affairs VA Medical Center, Iowa City, IA, USA
BMC Fam Pract 8:32. 2007..Few data exist concerning the frequency of missed results and associated treatment delays within the Veterans Health Administration (VA)...- Patient preference for being informed of their DXA scan resultsPeter Cram
Division of General Internal Medicine, Department of Internal Medicine, University of Iowa, Iowa City, IA 52242, USA
J Clin Densitom 7:275-80. 2004..Patients undergoing DXA scanning were interested in receiving their scan results and educational material directly from the testing center. This might represent an effective intervention for improving care of patients with osteoporosis... - A comparison of total hip and knee replacement in specialty and general hospitalsPeter Cram
Division of General Medicine, University of Iowa Carver College of Medicine, Iowa City, IA, USA
J Bone Joint Surg Am 89:1675-84. 2007..Our objective was to compare the characteristics and outcomes of patients undergoing major joint replacement in specialty orthopaedic and general hospitals... - Hospital characteristics and patient populations served by physician owned and non physician owned orthopedic specialty hospitalsPeter Cram
Division of General Internal Medicine, Department of Internal Medicine, University of Iowa Carver College of Medicine, Iowa City, IA, USA
BMC Health Serv Res 7:155. 2007..Our objective was to assess whether physician owned specialty orthopedic hospitals and non physician owned specialty orthopedic hospitals differ with respect to hospital characteristics and patient populations served... 
Insurance status of patients admitted to specialty cardiac and competing general hospitals: are accusations of cherry picking justified?Peter Cram
Division of General Internal Medicine, Department of Internal Medicine, University of Iowa Carver College of Medicine, Iowa City, Iowa 52242, USA
Med Care 46:467-75. 2008..There has been widespread concern that procedurally oriented specialty hospitals select well-insured patients for admission, while avoiding the underinsured, but data are limited...- Uncompensated care provided by for-profit, not-for-profit, and government owned hospitalsPeter Cram
Division of General Internal Medicine, Department of Internal Medicine, University of Iowa Carver College of Medicine, Iowa City, IA, USA
BMC Health Serv Res 10:90. 2010..Our objective was to compare the amount of uncompensated care provided by not-for-profit (NFP), for-profit (FP) and government owned hospitals... - Acute myocardial infarction and coronary artery bypass grafting outcomes in specialty and general hospitals: analysis of state inpatient dataPeter Cram
Division of General Medicine, University of Iowa Carver College of Medicine, Iowa City VA Medical Center, Mail Stop 152, Iowa City, IA, USA
Health Serv Res 45:62-78. 2010..Compare characteristics and outcomes of patients hospitalized in specialty cardiac and general hospitals for acute myocardial infarction (AMI) and coronary artery bypass grafting (CABG)... - A randomized trial to assess the impact of direct reporting of DXA scan results to patients on quality of osteoporosis carePeter Cram
Division of General Medicine, Department of Internal Medicine, University of Iowa College of Medicine, Iowa City, IA 52240, USA
J Clin Densitom 9:393-8. 2006..58). Patients in the intervention group were more likely to report being notified of their DXA results in a timely fashion (p=0.03), but osteoporosis-specific knowledge was similar... - Implantable or external defibrillators for individuals at increased risk of cardiac arrest: where cost-effectiveness hits fiscal realityPeter Cram
University of Iowa College of Medicine, Iowa City, IA, USA
Value Health 9:292-302. 2006..We used decision analysis to evaluate the clinical and economic trade-offs of AEDs, ICDs, and emergency medical services equipped with defibrillators (EMS-D) for reducing cardiac arrest mortality... - Cost-effectiveness of automated external defibrillator deployment in selected public locationsPeter Cram
Division of General Medicine, Department of Internal Medicine, University of Iowa College of Medicine, 200 Hawkins Drive, 6SE GH, Iowa City, IA 52242, USA
J Gen Intern Med 18:745-54. 2003..We sought to evaluate the cost-effectiveness of the AHA recommendation and of AED deployment in selected public locations with known cardiac arrest rates... - Clinical characteristics and outcomes of Medicare patients undergoing total hip arthroplasty, 1991-2008Peter Cram
Division of General Internal Medicine, Department of Internal Medicine, University of Iowa Carver College of Medicine, Iowa City, IA 52242, USA
JAMA 305:1560-7. 2011..Total hip arthroplasty is a common surgical procedure but little is known about longitudinal trends... - Racial disparities in revascularization rates among patients with similar insurance coveragePeter Cram
Division of General Internal Medicine, Department of Internal Medicine, University of Iowa Carver College of Medicine, Iowa City, IA, USA
J Natl Med Assoc 101:1132-9. 2009..Our objective was to assess racial disparities in coronary revascularization among white, black, and Hispanic patients with similar insurance coverage hospitalized with acute myocardial infarction (AMI)... - Failure to recognize and act on abnormal test results: the case of screening bone densitometryPeter Cram
Division of General Internal Medicine, Department of Internal Medicine, University of Iowa College of Medicine, Iowa City, USA
Jt Comm J Qual Patient Saf 31:90-7. 2005..Failure to follow up on abnormal test results is common. A model was developed to capture the reasons why providers did not take action on abnormal test results... - Cardiac revascularization in specialty and general hospitalsPeter Cram
Division of General Internal Medicine, Department of Internal Medicine, University of Iowa Carver College of Medicine, Iowa City, IA 52242, USA
N Engl J Med 352:1454-62. 2005..The emergence of specialty hospitals focusing on narrow procedural areas has generated controversy, although little is known about their quality... - Cost-effectiveness of in-home automated external defibrillators for individuals at increased risk of sudden cardiac deathPeter Cram
Division of General Medicine, Department of Internal Medicine, University of Iowa College of Medicine, Iowa City, IA, USA
J Gen Intern Med 20:251-8. 2005..The current study was conducted to explore the relationship between individuals' risk of cardiac arrest and cost-effectiveness of in-home AED deployment... - Racial differences in admissions to high-quality hospitals for coronary heart diseaseIoana Popescu
Department of Internal Medicine, The University of Iowa Hospitals and Clinics, 200 Hawkins Drive, Iowa City, IA 52240, USA
Arch Intern Med 170:1209-15. 2010..Research increasingly shows that blacks with coronary heart disease (CHD) are treated at lower-quality hospitals. Little is known about racial differences in admission to high-quality hospitals... - Simultaneous relationships between procedure volume and mortality: do they bias studies of mortality at specialty hospitals?David Barker
Tippie College of Business, University of Iowa, Iowa City, IA 52240, USA
Health Econ 20:505-18. 2011..We find evidence of simultaneity in the relationship between volume and mortality... - Trends in echocardiography utilization in the Veterans Administration Healthcare SystemKingston Okrah
Department of Internal Medicine, University of Iowa Carver College of Medicine, Iowa City, IA, USA
Am Heart J 159:477-83. 2010..Echocardiography is an important cardiovascular imaging procedure, but little is known about trends in its use or utilization. We examine trends in the utilization of echocardiography in a national health care system... - Characteristics and outcomes of America's lowest-performing hospitals: an analysis of acute myocardial infarction hospital care in the United StatesIoana Popescu
Division of General Internal Medicine, Department of Internal Medicine, University of Iowa Carver College of Medicine, Center for Research in the Implementation of Innovative Strategies in Practice, Iowa City VA Medical Center, Iowa City, Iowa, USA
Circ Cardiovasc Qual Outcomes 2:221-7. 2009..Little is known about hospitals with consistently poor adherence with AMI process measures and whether these hospitals also have increased patient mortality... - Origination of medical advance directives among nursing home residents with and without serious mental illnessXueya Cai
Division of General Internal Medicine, Carver College of Medicine, University of Iowa, 200 Hawkins Dr, C44 N GH, Iowa City, IA 52242, USA
Psychiatr Serv 62:61-6. 2011..This study tested whether persons with serious mental illness are as likely as other nursing home residents to make informed choices about treatments through medical advance care plans... - The impact of hospital cardiac specialization on outcomes after coronary artery bypass graft surgery: analysis of medicare claims dataSaket Girotra
Department of Internal Medicine, University of Iowa Hospitals and Clinics, Iowa City, 52242, USA
Circ Cardiovasc Qual Outcomes 3:607-14. 2010..Studies on the broad relationship between hospital specialization and outcomes after coronary artery bypass grafting (CABG) are limited... - Trends during 1993-2004 in the availability and use of revascularization after acute myocardial infarction in markets affected by certificate of need regulationsMary S Vaughan Sarrazin
Iowa City Veterans Affairs Medical Center, IA University of Iowa, Iowa City, IA 52246, USA
Med Care Res Rev 67:213-31. 2010..Reimbursement, ease of use, clinician endorsement, and technological advances in PCI may outweigh effects of CON... - Relation between hospital orthopaedic specialisation and outcomes in patients aged 65 and older: retrospective analysis of US Medicare dataTyson P Hagen
Division of Rheumatology, Department of Internal Medicine, University of Iowa Carver College of Medicine, Iowa City, IA 52242, USA
BMJ 340:c165. 2010..To explore the relation between hospital orthopaedic specialisation and postoperative outcomes after total hip or knee replacement surgery... - The impact of including passive benefits in cost-effectiveness analysis: the case of automated external defibrillators on commercial aircraftPeter Cram
Department of Internal Medicine, University of Iowa School of Medicine, Iowa City, IA, USA
Value Health 6:466-73. 2003..Further research should attempt to clarify the magnitude and percentage of patients who receive passive benefit... - Effects of weekend admission and hospital teaching status on in-hospital mortalityPeter Cram
Division of General Internal Medicine, Department of Internal Medicine, University of Iowa College of Medicine, Iowa City 52242, USA
Am J Med 117:151-7. 2004..We compared mortality rates between patients admitted on weekends and weekdays and whether weekend-weekday variation in rates differed between patients admitted to teaching and nonteaching hospitals in California... - Medical tourism services available to residents of the United StatesBrandon W Alleman
University of Iowa Carver College of Medicine, Iowa City, IA 52242, USA
J Gen Intern Med 26:492-7. 2011..There are growing reports of United States (US) residents traveling overseas for medical care, but empirical data about medical tourism are limited... - Do specialty cardiac hospitals have greater adherence to acute myocardial infarction and heart failure process measures? An empirical assessment using Medicare quality measures: quality of care in cardiac specialty hospitalsIoana Popescu
The Center for Research in Implementation of Innovative Strategies in Practice, Iowa City VA Medical Center, Iowa City, IA, USA
Am Heart J 156:155-60. 2008..Supporters of specialty hospitals claim these facilities provide better patient care; however, empirical data on quality of care in specialty hospitals are limited... - Repeated hemoglobin A1C ordering in the VA Health SystemArchana Laxmisan
Department of Internal Medicine, University of Iowa Carver College of Medicine, Iowa City, IA, USA
Am J Med 124:342-9. 2011..Hemoglobin A1c (HbA1c) is used to assess glycemic control in patients with diabetes. While underuse of HbA1c testing has been well studied, potential overuse is poorly characterized... - Are patients with serious mental illness more likely to be admitted to nursing homes with more deficiencies in care?Yue Li
Division of General Internal Medicine, Carver College of Medicine, University of Iowa, Iowa City, IA 52242, USA
Med Care 49:397-405. 2011..However, it is unknown whether they are equally likely to be admitted to nursing homes with adequate quality of care compared with other patients... - Impact of telemedicine intensive care unit coverage on patient outcomes: a systematic review and meta-analysisLance Brendan Young
Center for Research in Implementation of Innovative Strategies in Practice, Iowa City Veterans Affairs Medical Center, Iowa City, IA 52242, USA
Arch Intern Med 171:498-506. 2011..We conducted a meta-analysis to examine the impact of telemedicine ICU (tele-ICU) coverage on mortality and length of stay (LOS)... - The impact of physician-owned specialty orthopaedic hospitals on surgical volume and case complexity in competing hospitalsXin Lu
Division of General Internal Medicine, Department of Internal Medicine, University of Iowa Carver College of Medicine, Iowa City VA Medical Center, Iowa City, IA 52242, USA
Clin Orthop Relat Res 467:2577-86. 2009.... - Automated external defibrillator deployment in high schools and senior centersElizabeth Jones
Iowa City Veterans Affairs Medical, Center, Division of General Medicine, Department of Internal, Medicine, University of Iowa College of Medicine, Iowa City, Iowa 52242, USA
Prehosp Emerg Care 9:382-5. 2005..CONCLUSION: The availability of AEDs across different sites may not correspond directly to the risk of cardiac arrest at these sites... - The impact of new hospital orthopaedic surgery programs on total joint arthroplasty utilizationXin Lu
University of Iowa Carver College of Medicine, Iowa City, IA 52246, USA
J Bone Joint Surg Am 92:1353-61. 2010..The objective of this study was to examine the relationship between new programs for arthroplasty of the lower extremity joints and the utilization of arthroplasty... - Diagnostic testing or empirical neuraminidase inhibitor therapy for patients with influenza-like illness: what a difference a day makesSusan G Blitz
Department of Internal Medicine, University of Michigan School of Medicine, Ann Arbor, USA
Am J Manag Care 8:221-7. 2002..Clinicians must consider these factors when determining cost-effective use of NIs... - The impact of expressions of treatment efficacy and out-of-pocket expenses on patient and physician interest in osteoporosis treatment: implications for pay-for-performance programsChristine A Sinsky
Department of Internal Medicine, Medical Associates Clinic and Health Plans, Dubuque, IA 52001, USA
J Gen Intern Med 23:164-8. 2008..Clinical practice guidelines (CPGs) are increasingly used as the basis for pay-for-performance (P4P) programs. It is unclear how support for guidelines varies when treatment efficacy is expressed in varying mathematically equivalent ways... - Community public access sites: compliance with American Heart Association recommendationsSarah E Haskell
University of Iowa Children s Hospital, Carver College of Medicine, University of Iowa, Iowa City, IA 52242, USA
Resuscitation 80:854-8. 2009..JCEDTF was responsible for initial training but ongoing support was the responsibility of each site... - Direct reporting of laboratory test results to patients by mail to enhance patient safetySharon Sung
University of Iowa, Carver College of Medicine, Iowa City, IA, USA
J Gen Intern Med 21:1075-8. 2006.... - Failure to recognize newly identified aortic dilations in a health care system with an advanced electronic medical recordJennifer R S Gordon
University of Iowa Carver College of Medicine and Iowa City Veterans Administration Medical Center, Iowa City, Iowa 52242, USA
Ann Intern Med 151:21-7, W5. 2009..Concern is growing about missed test results, but data assessing their effect on patient safety are limited... - The impact of a celebrity promotional campaign on the use of colon cancer screening: the Katie Couric effectPeter Cram
Division of General Medicine, Department of Internal Medicine, University of Michigan School of Medicine, Ann Arbor, USA
Arch Intern Med 163:1601-5. 2003..These findings suggest that a celebrity spokesperson can have a substantial impact on public participation in preventive care programs... - Proposed interventions to decrease the frequency of missed test resultsTerry L Wahls
Iowa City Department of Veterans Affairs VA Medical Center, Iowa City, IA, USA
Adv Health Sci Educ Theory Pract 14:51-6. 2009....
Research Grants
- Cardiac care in specialty and general hospitalsPeter Cram; Fiscal Year: 2009..Together these analyses will provide much needed information on the relative quality of care provided by specialty cardiac hospitals to policy makers, payors, providers and patients. ..
- Cardiac care in specialty and general hospitalsPeter M Cram; Fiscal Year: 2010..Together these analyses will provide much needed information on the relative quality of care provided by specialty cardiac hospitals to policy makers, payors, providers and patients. ..
- Improving Treatment of Newly Diagnosed OsteoporosisPeter Cram; Fiscal Year: 2009..Finally, this work will serve as a model for examining the barriers to and improving treatment of other chronic diseases identified through screening. ..
- Improving Treatment of Newly Diagnosed OsteoporosisPeter Cram; Fiscal Year: 2007..Finally, this work will serve as a model for examining the barriers to and improving treatment of other chronic diseases identified through screening. ..
- Improving Treatment of Newly Diagnosed OsteoporosisPeter Cram; Fiscal Year: 2006..Finally, this work will serve as a model for examining the barriers to and improving treatment of other chronic diseases identified through screening. ..
- A Patient Activation Intervention to Enhance Bone HealthPeter M Cram; Fiscal Year: 2010..Equally important, our intervention could easily be modified to include other patient populations and chronic diseases. ..