Published in JAMA on April 25, 2001
Mortality after acute myocardial infarction in hospitals that disproportionately treat black patients. Circulation (2005) 2.72
Early revascularization and long-term survival in cardiogenic shock complicating acute myocardial infarction. JAMA (2006) 2.35
Long-term outcomes of regional variations in intensity of invasive vs medical management of Medicare Patients with acute myocardial infarction. JAMA (2005) 2.14
Geography and service supply do not explain socioeconomic gradients in angiography use after acute myocardial infarction. CMAJ (2003) 1.76
Differences in patient survival after acute myocardial infarction by hospital capability of performing percutaneous coronary intervention: implications for regionalization. Arch Intern Med (2010) 1.52
Are broad-spectrum fluoroquinolones more likely to cause Clostridium difficile-associated disease? Antimicrob Agents Chemother (2006) 1.27
Variations in patterns of care and outcomes after acute myocardial infarction for Medicare beneficiaries in fee-for-service and HMO settings. Health Serv Res (2003) 1.08
How many people have had a myocardial infarction? Prevalence estimated using historical hospital data. BMC Public Health (2007) 1.05
The relationship between physician supply, cardiovascular health service use and cardiac disease burden in Ontario: supply-need mismatch. Can J Cardiol (2008) 0.99
The association between socioeconomic position, use of revascularization procedures and five-year survival after recovery from acute myocardial infarction. BMC Public Health (2008) 0.96
The effect of place of residence on access to invasive cardiac services following acute myocardial infarction. Can J Cardiol (2009) 0.92
Hospital-level associations with 30-day patient mortality after cardiac surgery: a tutorial on the application and interpretation of marginal and multilevel logistic regression. BMC Med Res Methodol (2012) 0.90
Bayes rules for optimally using Bayesian hierarchical regression models in provider profiling to identify high-mortality hospitals. BMC Med Res Methodol (2008) 0.89
Utilisation of coronary angiography after acute myocardial infarction in Ontario over time: have referral patterns changed? Heart (2002) 0.88
Impact of on-site cardiac catheterization on resource utilization and fatal and non-fatal outcomes after acute myocardial infarction. BMC Health Serv Res (2006) 0.87
The average lifespan of patients discharged from hospital with heart failure. J Gen Intern Med (2012) 0.86
Mortality after admission for acute myocardial infarction in Aboriginal and non-Aboriginal people in New South Wales, Australia: a multilevel data linkage study. BMC Public Health (2012) 0.85
Spatial variation in the management and outcomes of acute coronary syndrome. BMC Cardiovasc Disord (2005) 0.84
Are reductions in emergency department length of stay associated with improvements in quality of care? A difference-in-differences analysis. BMJ Qual Saf (2015) 0.83
Temporal trends in the use of invasive cardiac procedures for non-ST segment elevation acute coronary syndromes according to initial risk stratification. Can J Cardiol (2009) 0.82
Revascularization and cardioprotective drug treatment in myocardial infarction patients: how do they impact on patients' survival when delivered as usual care. BMC Cardiovasc Disord (2006) 0.81
Access to revascularization among patients with acute myocardial infarction in New York City--impact of hospital resources. J Urban Health (2006) 0.80
Area Median Income and Metropolitan Versus Nonmetropolitan Location of Care for Acute Coronary Syndromes: A Complex Interaction of Social Determinants. J Am Heart Assoc (2016) 0.75
Ambulatory surveillance of patients referred for cardiac rehabilitation following cardiac hospitalization: a feasibility study. Can J Cardiol (2012) 0.75
Effects of socioeconomic status on access to invasive cardiac procedures and on mortality after acute myocardial infarction. N Engl J Med (1999) 7.68
Use of medical resources and quality of life after acute myocardial infarction in Canada and the United States. N Engl J Med (1994) 6.78
Users' guides to the medical literature: XXII: how to use articles about clinical decision rules. Evidence-Based Medicine Working Group. JAMA (2000) 5.94
Users' guides to the medical literature. XII. How to use articles about health-related quality of life. Evidence-Based Medicine Working Group. JAMA (1997) 5.07
Incorporating variations in the quality of individual randomized trials into meta-analysis. J Clin Epidemiol (1992) 4.86
Use of cardiac procedures and outcomes in elderly patients with myocardial infarction in the United States and Canada. N Engl J Med (1997) 4.84
How should health status measures be assessed? Cautionary notes on procrustean frameworks. J Clin Epidemiol (1992) 4.54
Meta-analysis and the meta-epidemiology of clinical research. BMJ (1997) 4.07
Do we know what inappropriate laboratory utilization is? A systematic review of laboratory clinical audits. JAMA (1998) 3.96
Cost effectiveness of thrombolytic therapy with tissue plasminogen activator as compared with streptokinase for acute myocardial infarction. N Engl J Med (1995) 3.69
Effect of alpha-interferon treatment in patients with hepatitis B e antigen-positive chronic hepatitis B. A meta-analysis. Ann Intern Med (1993) 3.53
Development and validation of the Ontario acute myocardial infarction mortality prediction rules. J Am Coll Cardiol (2001) 3.39
Communicating the benefits of chronic preventive therapy: does the format of efficacy data determine patients' acceptance of treatment? Med Decis Making (1995) 3.21
Impact of increasing carbohydrate intolerance on maternal-fetal outcomes in 3637 women without gestational diabetes. The Toronto Tri-Hospital Gestational Diabetes Project. Am J Obstet Gynecol (1995) 3.05
Multicenter validation of a risk index for mortality, intensive care unit stay, and overall hospital length of stay after cardiac surgery. Steering Committee of the Provincial Adult Cardiac Care Network of Ontario. Circulation (1995) 3.02
Variation in breast cancer surgery in Ontario. CMAJ (1994) 2.70
Ready-made, recalibrated, or Remodeled? Issues in the use of risk indexes for assessing mortality after coronary artery bypass graft surgery. Circulation (1999) 2.67
Comparison of an aggressive (U.S.) and a less aggressive (Canadian) policy for cholesterol screening and treatment. Ann Intern Med (1991) 2.61
Inhaled corticosteroids and the risk of mortality and readmission in elderly patients with chronic obstructive pulmonary disease. Am J Respir Crit Care Med (2001) 2.51
Multicentre trial to introduce the Ottawa ankle rules for use of radiography in acute ankle injuries. Multicentre Ankle Rule Study Group. BMJ (1995) 2.50
Relationship between annual volume of patients treated by admitting physician and mortality after acute myocardial infarction. JAMA (2001) 2.50
Problems for clinical judgement: introducing cognitive psychology as one more basic science. CMAJ (2001) 2.49
The high risk of stroke immediately after transient ischemic attack: a population-based study. Neurology (2004) 2.34
Reflections on a month in the life of the Ontario Drug Benefit Plan. CMAJ (1994) 2.20
Characteristics and mortality outcomes of thrombolysis trial participants and nonparticipants: a population-based comparison. J Am Coll Cardiol (1996) 2.09
Temporal changes in the outcomes of acute myocardial infarction in Ontario, 1992-1996. CMAJ (1999) 2.04
The influence of surgical specialty training on the outcomes of elective abdominal aortic aneurysm surgery. J Vasc Surg (2001) 2.03
What is appropriate care? N Engl J Med (1998) 1.97
Development and validation of the Osteoporosis Risk Assessment Instrument to facilitate selection of women for bone densitometry. CMAJ (2000) 1.94
Diagnostic accuracy and short-term surgical outcomes in cases of suspected acute appendicitis. CMAJ (1995) 1.91
Coronary artery bypass graft surgery in Ontario and New York State: which rate is right? Steering Committee of the Cardiac Care Network of Ontario. Ann Intern Med (1997) 1.89
False-positive coding for acute myocardial infarction on hospital discharge records: chart audit results from a tertiary centre. Can J Cardiol (1990) 1.87
Fairness in the coronary angiography queue. CMAJ (1999) 1.83
Problems for clinical judgement: 1. Eliciting an insightful history of present illness. CMAJ (2001) 1.81
A survey of provider experiences and perceptions of preferential access to cardiovascular care in Ontario, Canada. Ann Intern Med (1998) 1.66
Impact of Clostridium difficile colitis on 5-year health outcomes in patients with ulcerative colitis. Aliment Pharmacol Ther (2012) 1.64
Use of antidepressants among elderly subjects: trends and contributing factors. Am J Psychiatry (2000) 1.63
Coronary artery bypass mortality rates in Ontario. A Canadian approach to quality assurance in cardiac surgery. Steering Committee of the Provincial Adult Cardiac Care Network of Ontario. Circulation (1996) 1.61
Appropriateness of primary total hip and knee replacements in regions of Ontario with high and low utilization rates. CMAJ (1996) 1.56
Incidence of diabetes among postmenopausal breast cancer survivors. Diabetologia (2012) 1.55
Use of vitamin B12 injections among elderly patients by primary care practitioners in Ontario. CMAJ (1999) 1.54
The burden of waiting for hip and knee replacements in Ontario. Ontario Hip and Knee Replacement Project Team. J Eval Clin Pract (1997) 1.53
Potential cost effectiveness of intravenous tissue plasminogen activator versus streptokinase for acute myocardial infarction. Can J Cardiol (1992) 1.52
Dealing with missing data in observational health care outcome analyses. J Clin Epidemiol (2000) 1.49
Rate of stroke recurrence in patients with primary intracerebral hemorrhage. Stroke (2000) 1.44
Sex differences and similarities in the management and outcome of stroke patients. Stroke (2000) 1.42
The relationship between cardiac functional capacity and patients' symptom-specific utilities for angina: some findings and methodologic lessons. Med Decis Making (1996) 1.41
Trends in clinical and economic outcomes of coronary angioplasty from 1992 to 1995: a population-based analysis. Am Heart J (1999) 1.39
Assessing the outcomes of coronary artery bypass graft surgery: how many risk factors are enough? Steering Committee of the Cardiac Care Network of Ontario. J Am Coll Cardiol (1997) 1.39
In the queue for total joint replacement: patients' perspectives on waiting times. Ontario Hip and Knee Replacement Project Team. J Eval Clin Pract (1998) 1.37
Comparison of the appropriateness of coronary angiography and coronary artery bypass graft surgery between Canada and New York State. JAMA (1994) 1.35
Biology or bias: practice patterns and long-term outcomes for men and women with acute myocardial infarction. J Am Coll Cardiol (2002) 1.35
Health services research: reporting on studies using secondary data sources. CMAJ (1996) 1.35
Fifteen-year trends in risk severity and operative mortality in elderly patients undergoing coronary artery bypass graft surgery. Circulation (1998) 1.32
No impact from active dissemination of the Ottawa Ankle Rules: further evidence of the need for local implementation of practice guidelines. CMAJ (1999) 1.30
A comparison of a Bayesian vs. a frequentist method for profiling hospital performance. J Eval Clin Pract (2001) 1.29
Nursing-related determinants of 30-day mortality for hospitalized patients. Can J Nurs Res (2002) 1.28
Triiodothyronine augmentation in the treatment of refractory depression. A meta-analysis. Arch Gen Psychiatry (1996) 1.26
Postmenopausal estrogen replacement therapy and increased rates of cholecystectomy and appendectomy. CMAJ (2000) 1.25
Prescribing propensity: influence of life-expectancy gains and drug costs. J Gen Intern Med (1994) 1.24
Self-perceived health status of women three to five years after the diagnosis of gestational diabetes: a survey of cases and matched controls. Am J Obstet Gynecol (1998) 1.24
Better care and better outcomes: the continuing challenge. JAMA (1998) 1.23
Vitamin B12 injections versus oral supplements. How much money could be saved by switching from injections to pills? Can Fam Physician (2001) 1.22
Age- and gender-related use of low-dose drug therapy: the need to manufacture low-dose therapy and evaluate the minimum effective dose. J Am Geriatr Soc (1999) 1.22
Will elderly patients stand aside for younger patients in the queue for cardiac services? Lancet (1999) 1.21
Trends in coronary artery bypass grafting in Ontario from 1981 to 1989. CMAJ (1993) 1.20
Subgroups, treatment effects, and baseline risks: some lessons from major cardiovascular trials. Am Heart J (2000) 1.20
Mismatch of coronary risk and treatment intensity under the National Cholesterol Education Program guidelines. J Gen Intern Med (1992) 1.17
Are the marginal returns of coronary artery surgery smaller in high-rate areas? The Steering Committee of the Provincial Adult Cardiac Care Network of Ontario. Lancet (1996) 1.17
The risk of falls on initiation of antihypertensive drugs in the elderly. Osteoporos Int (2013) 1.15
New use of rosiglitazone decreased following publication of a meta-analysis suggesting harm. Diabet Med (2008) 1.14
The Toronto Tri-Hospital Gestational Diabetes Project. A preliminary review. Diabetes Care (1998) 1.14
Use of the statins in patients after acute myocardial infarction: does evidence change practice? Arch Intern Med (2001) 1.13
Accuracy of administrative health data for the diagnosis of upper gastrointestinal diseases. Surg Endosc (2007) 1.13
Aspirin and fibrinolysis in acute myocardial infarction: meta-analytic evidence for synergy. J Clin Epidemiol (1991) 1.13
Using a trade-off technique to assess patients' treatment preferences for benign prostatic hyperplasia. Med Decis Making (1996) 1.13
Sex differences in the use of invasive coronary procedures in Ontario. Can J Cardiol (1994) 1.12
Use of beta-blocker therapy in older patients after acute myocardial infarction in Ontario. CMAJ (1999) 1.11
Did the major clinical trials of statins affect prescribing behaviour? CMAJ (2001) 1.10
Health care in Canada: incrementalism under fiscal duress. Health Aff (Millwood) (1999) 1.10
Reporting medical mistakes and misconduct. CMAJ (1999) 1.09
Problems for clinical judgement: 3. Thinking clearly in an emergency. CMAJ (2001) 1.08
Organized medicine and the assessment of technology. Lessons from Ontario. N Engl J Med (1990) 1.08
The Canadian Cardiovascular Society grading scale for angina pectoris: is it time for refinements? Ann Intern Med (1992) 1.08
The HIV-specific advance directive. J Gen Intern Med (1997) 1.07
Variation in hospital length of stay for acute myocardial infarction in Ontario, Canada. Med Care (1994) 1.06
Problems for clinical judgement: 2. Obtaining a reliable past medical history. CMAJ (2001) 1.06
A predictive index for length of stay in the intensive care unit following cardiac surgery. CMAJ (1994) 1.04