Published in CMAJ on November 21, 2011
Mining rich health data from Canadian physician claims: features and face validity. BMC Res Notes (2014) 1.02
Surveillance of ischemic heart disease should include physician billing claims: population-based evidence from administrative health data across seven Canadian provinces. BMC Cardiovasc Disord (2013) 0.97
Elevated BP after AKI. J Am Soc Nephrol (2015) 0.93
The CANHEART health index: a tool for monitoring the cardiovascular health of the Canadian population. CMAJ (2013) 0.92
Assessment and management of resistant hypertension. CMAJ (2014) 0.86
Developing an appropriate model for self-care of hypertensive patients: first experience from EMRO. ARYA Atheroscler (2013) 0.83
The cumulative incidence of conventional risk factors of cardiovascular disease and their population attributable risk in an Iranian population: The Isfahan Cohort Study. Adv Biomed Res (2014) 0.82
Changes in mid-life fitness predicts heart failure risk at a later age independent of interval development of cardiac and noncardiac risk factors: the Cooper Center Longitudinal Study. Am Heart J (2014) 0.79
Refining hypertension surveillance to account for potentially misclassified cases. PLoS One (2015) 0.78
Uptake of the MedsCheck annual medication review service in Ontario community pharmacies between 2007 and 2013. Can Pharm J (Ott) (2016) 0.78
Effect of eprosartan-based antihypertensive therapy on coronary heart disease risk assessed by Framingham methodology in Canadian patients: results of the POWER survey. Vasc Health Risk Manag (2014) 0.78
Challenges and scientific considerations in hypertension management reflected in the 2012 recommendations of the Canadian Hypertension Education Program. Open Med (2012) 0.78
Prevalence and costs of treating uncomplicated stage 1 hypertension in primary care: a cross-sectional analysis. Br J Gen Pract (2014) 0.78
Annual incidence of mortality related to hypertensive disease in Canada and associations with heliophysical parameters. Int J Biometeorol (2015) 0.77
Hypertension management initiative prospective cohort study: comparison between immediate and delayed intervention groups. J Hum Hypertens (2013) 0.77
The incidence of hypertension and the follow-up rate in a sample of population over 30 years old in kashan 2013. J Caring Sci (2014) 0.75
Hypertension: Silent and/or ignored / L'hypertension silencieuse ou ignorée. Can Pharm J (Ott) (2013) 0.75
Estimating chronic disease rates in Canada: which population-wide denominator to use? Health Promot Chronic Dis Prev Can (2016) 0.75
How do family physicians measure blood pressure in routine clinical practice? National survey of Canadian family physicians. Can Fam Physician (2017) 0.75
Measuring medication adherence in patients with incident hypertension: a retrospective cohort study. BMC Health Serv Res (2017) 0.75
Rate and Risk of All Cause Mortality among People with Known Hypertension in a Rural Community of Southern Kerala, India: The Results from the Prolife Cohort. Int J Prev Med (2014) 0.75
Impact of a 3-year multi-centre community-based intervention on risk factors for chronic disease and obesity among free-living adults: the Healthy Alberta Communities study. BMC Public Health (2016) 0.75
World Health Day: focusing on hypertension in 2013. Can Fam Physician (2013) 0.75
Trends in prevalence, incidence and mortality of diagnosed and silent coronary heart disease in Quebec. Health Promot Chronic Dis Prev Can (2015) 0.75
Guiding the reporting of studies that use routinely collected health data. CMAJ (2016) 0.75
MortalityPredictors.org: a manually-curated database of published biomarkers of human all-cause mortality. Aging (Albany NY) (2017) 0.75
Validation of two case definitions to identify pressure ulcers using hospital administrative data. BMJ Open (2017) 0.75
The world health report 2002 - reducing risks, promoting healthy life. Educ Health (Abingdon) (2003) 34.28
Global burden of hypertension: analysis of worldwide data. Lancet (2005) 32.76
Blood pressure, stroke, and coronary heart disease. Part 1, Prolonged differences in blood pressure: prospective observational studies corrected for the regression dilution bias. Lancet (1990) 25.12
Progression of chronic kidney disease: the role of blood pressure control, proteinuria, and angiotensin-converting enzyme inhibition: a patient-level meta-analysis. Ann Intern Med (2003) 5.47
Awareness, treatment, and control of hypertension in Canada. Am J Hypertens (1997) 4.76
Validation of diagnostic codes within medical services claims. J Clin Epidemiol (2004) 4.37
Assessing validity of ICD-9-CM and ICD-10 administrative data in recording clinical conditions in a unique dually coded database. Health Serv Res (2008) 4.25
Accuracy of administrative databases in identifying patients with hypertension. Open Med (2007) 3.56
Continued improvement in hypertension management in England: results from the Health Survey for England 2006. Hypertension (2009) 3.40
Estimating the burden of disease. Comparing administrative data and self-reports. Med Care (1997) 3.27
Results of the Ontario survey on the prevalence and control of hypertension. CMAJ (2008) 2.88
Validation of a case definition to define hypertension using administrative data. Hypertension (2009) 2.74
Specificity and sensitivity of claims-based algorithms for identifying members of Medicare+Choice health plans that have chronic medical conditions. Health Serv Res (2004) 2.50
Prevalence and incidence of hypertension from 1995 to 2005: a population-based study. CMAJ (2008) 2.41
Changes in the rates of awareness, treatment and control of hypertension in Canada over the past two decades. CMAJ (2011) 2.34
Increases in antihypertensive prescriptions and reductions in cardiovascular events in Canada. Hypertension (2008) 2.23
Trends in risk factors for cardiovascular disease in Canada: temporal, socio-demographic and geographic factors. CMAJ (2009) 2.16
Using claims data for epidemiologic research. The concordance of claims-based criteria with the medical record and patient survey for identifying a hypertensive population. Med Care (1993) 2.03
Prevalence of class I, II and III obesity in Canada. CMAJ (2006) 1.99
Blood pressure in Canadian adults. Health Rep (2010) 1.93
Comparison of survey and physician claims data for detecting hypertension. J Clin Epidemiol (1997) 1.92
Large increases in hypertension diagnosis and treatment in Canada after a healthcare professional education program. Hypertension (2006) 1.89
Trends in the prevalence and treatment of hypertension in Halifax County from 1985 to 1995. CMAJ (1999) 1.70
Blood pressure predicts risk of developing end-stage renal disease in men and women. Hypertension (2003) 1.70
Variation in health services utilization among ethnic populations. CMAJ (2006) 1.64
Burden of cardiovascular disease in Canada. Can J Cardiol (2003) 1.48
Regional variation in self-reported heart disease prevalence in Canada. Can J Cardiol (2005) 1.44
The 2010 Canadian Hypertension Education Program recommendations for the management of hypertension: part 2 - therapy. Can J Cardiol (2010) 1.44
Mortality among patients with hypertension from 1995 to 2005: a population-based study. CMAJ (2008) 1.26
The impact of the Canadian Hypertension Education Programme in its first decade. Eur Heart J (2009) 1.26
The consistency of various high blood pressure indicators based on questionnaire and physical measures data from the Canada Health Survey. Health Rep (1992) 1.24
Prevalence, awareness, treatment and control of high blood pressure in a Swiss city general population: the CoLaus study. Eur J Cardiovasc Prev Rehabil (2009) 1.22
The journey to quitting smoking. Health Rep (2005) 1.12
Limitations of Canada's physical activity data: implications for monitoring trends. Can J Public Health (2007) 1.10
Hypertension, cognitive decline and dementia. Arch Cardiovasc Dis (2008) 1.05
Prevalence, awareness and treatment of hypertension in Finland during 1982-2007. J Hypertens (2009) 0.98
Smoking prevalence, quit attempts and successes. Health Rep (1998) 0.86
New ICD-10 version of the Charlson comorbidity index predicted in-hospital mortality. J Clin Epidemiol (2004) 7.20
A modification of the Elixhauser comorbidity measures into a point system for hospital death using administrative data. Med Care (2009) 5.13
Comparison of the Elixhauser and Charlson/Deyo methods of comorbidity measurement in administrative data. Med Care (2004) 5.12
Improving cardiovascular health at population level: 39 community cluster randomised trial of Cardiovascular Health Awareness Program (CHAP). BMJ (2011) 3.81
The reporting of methodological factors in randomized controlled trials and the association with a journal policy to promote adherence to the Consolidated Standards of Reporting Trials (CONSORT) checklist. Control Clin Trials (2002) 3.62
Adapting the Charlson Comorbidity Index for use in patients with ESRD. Am J Kidney Dis (2003) 3.60
Accuracy of administrative databases in identifying patients with hypertension. Open Med (2007) 3.56
Dorsoventral patterning in hemichordates: insights into early chordate evolution. PLoS Biol (2006) 3.30
The nurse practitioner provides a substantive opportunity for task substitution in primary care: yes. J Prim Health Care (2009) 3.26
Sodium, blood pressure, and cardiovascular disease: further evidence supporting the American Heart Association sodium reduction recommendations. Circulation (2012) 3.14
The risk of hip fracture after initiating antihypertensive drugs in the elderly. Arch Intern Med (2012) 3.10
Development of an online tool to determine appropriateness for an epilepsy surgery evaluation. Neurology (2012) 2.97
Trends in hip fracture rates in Canada. JAMA (2009) 2.95
Milestones in the natural course of onset of cigarette use among adolescents. CMAJ (2006) 2.95
America's new refugees--seeking affordable surgery offshore. N Engl J Med (2006) 2.95
Dealing with missing data in a multi-question depression scale: a comparison of imputation methods. BMC Med Res Methodol (2006) 2.81
From a national, centrally planned health system to a system based on the market: lessons from China. Health Aff (Millwood) (2008) 2.79
Validation of a case definition to define hypertension using administrative data. Hypertension (2009) 2.74
Statins are associated with better outcomes after carotid endarterectomy in symptomatic patients. Stroke (2005) 2.50
Changes in the rates of awareness, treatment and control of hypertension in Canada over the past two decades. CMAJ (2011) 2.34
Estimate of the benefits of a population-based reduction in dietary sodium additives on hypertension and its related health care costs in Canada. Can J Cardiol (2007) 2.32
Hospital and surgeon determinants of carotid endarterectomy outcomes. Arch Neurol (2002) 2.30
CKD and risk of hospitalization and death with pneumonia. Am J Kidney Dis (2009) 2.17
Trends in risk factors for cardiovascular disease in Canada: temporal, socio-demographic and geographic factors. CMAJ (2009) 2.16
The impact of the Canadian Hypertension Education Program on antihypertensive prescribing trends. Hypertension (2005) 2.15
Cross-national comparative performance of three versions of the ICD-10 Charlson index. Med Care (2007) 2.14
Risk adjustment performance of Charlson and Elixhauser comorbidities in ICD-9 and ICD-10 administrative databases. BMC Health Serv Res (2008) 2.12
Outcomes after aortic and mitral valve replacement surgery in Canada: 1994/95 to 1999/2000. Can J Cardiol (2004) 2.11
Evaluation of care and surveillance of cardiovascular disease: can we trust medico-administrative hospital data? Can J Cardiol (2012) 2.10
Variations in mortality rates among Canadian neonatal intensive care units. CMAJ (2002) 2.06
Influence of delay to diagnosis on prognostic indicators of screen-detected breast carcinoma. Cancer (2002) 2.03
Rural and urban disparity in health services utilization in China. Med Care (2007) 1.98
The impact of the electronic medical record on structure, process, and outcomes within primary care: a systematic review of the evidence. J Am Med Inform Assoc (2011) 1.94
Improving the quality of care for infants: a cluster randomized controlled trial. CMAJ (2009) 1.93
Blood pressure in Canadian adults. Health Rep (2010) 1.93
Access to health care among status Aboriginal people with chronic kidney disease. CMAJ (2008) 1.91
Optimal graph search segmentation using arc-weighted graph for simultaneous surface detection of bladder and prostate. Med Image Comput Comput Assist Interv (2009) 1.69
Inequitable access for mentally ill patients to some medically necessary procedures. CMAJ (2007) 1.66
Population-based trends in pregnancy hypertension and pre-eclampsia: an international comparative study. BMJ Open (2011) 1.64
American Society of Echocardiography: Remote Echocardiography with Web-Based Assessments for Referrals at a Distance (ASE-REWARD) Study. J Am Soc Echocardiogr (2013) 1.62
Measuring agreement of administrative data with chart data using prevalence unadjusted and adjusted kappa. BMC Med Res Methodol (2009) 1.62
Validating ICD coding algorithms for diabetes mellitus from administrative data. Diabetes Res Clin Pract (2010) 1.60
Trends in cardiovascular drug utilization and drug expenditures in Canada between 1996 and 2001. Can J Cardiol (2003) 1.56
Beta-blockers and angiotensin-converting enzyme inhibitors/receptor blockers prescriptions after hospital discharge for heart failure are associated with decreased mortality in Alberta, Canada. J Am Coll Cardiol (2003) 1.56
Allocation techniques for balance at baseline in cluster randomized trials: a methodological review. Trials (2012) 1.55
How accurate is ICD coding for epilepsy? Epilepsia (2009) 1.54
A randomized controlled trial comparing intravenous ferric carboxymaltose with oral iron for treatment of iron deficiency anaemia of non-dialysis-dependent chronic kidney disease patients. Nephrol Dial Transplant (2010) 1.52
Long-term association between leisure-time physical activity and changes in happiness: analysis of the Prospective National Population Health Survey. Am J Epidemiol (2012) 1.52
Recommendations for optimal ICD codes to study neurologic conditions: a systematic review. Neurology (2012) 1.51
Follow-through after calling a nurse telephone advice line: a population-based study. Fam Pract (2010) 1.50
Antihypertensive therapy and incidence of type 2 diabetes in an elderly cohort. Diabetes Care (2004) 1.50
Outcomes among 3.5 million newly diagnosed hypertensive Canadians. Can J Cardiol (2013) 1.50
The impact of cardiovascular risk-factor profiles on blood pressure control rates in adults from Canada and the United States. Can J Cardiol (2013) 1.50
Prevalence of chronic kidney disease and survival among aboriginal people. J Am Soc Nephrol (2007) 1.47
Responding to an FDA warning--geographic variation in the use of rosiglitazone. N Engl J Med (2010) 1.46
Identifying priorities in methodological research using ICD-9-CM and ICD-10 administrative data: report from an international consortium. BMC Health Serv Res (2006) 1.45
ICD-10 coding algorithms for defining comorbidities of acute myocardial infarction. BMC Health Serv Res (2006) 1.44
Assessing record linkage between health care and Vital Statistics databases using deterministic methods. BMC Health Serv Res (2006) 1.44
Reduced health resource use after acupuncture for low-back pain. J Altern Complement Med (2011) 1.43
Trends in antihypertensive drug prescriptions and physician visits in Canada between 1996 and 2006. Can J Cardiol (2008) 1.43
Comparison and validity of procedures coded With ICD-9-CM and ICD-10-CA/CCI. Med Care (2008) 1.42
Association of postoperative complications with hospital costs and length of stay in a tertiary care center. J Gen Intern Med (2006) 1.42
Overexpression of CXCR4 in primary tumor of patients with HER-2 negative breast cancer was predictive of a poor disease-free survival: a validation study. Ann Surg Oncol (2009) 1.42
Predictors of herbicide exposure in farm applicators. Int Arch Occup Environ Health (2002) 1.40
Critical care procedure logging using handheld computers. Crit Care (2004) 1.38
Importance of the imaging modality in decision making about carotid endarterectomy. Neurology (2004) 1.38
Selected replicon variants with low-level in vitro resistance to the hepatitis C virus NS5B polymerase inhibitor PSI-6130 lack cross-resistance with R1479. Antimicrob Agents Chemother (2008) 1.38
A systematic review of interventions to increase breast and cervical cancer screening uptake among Asian women. BMC Public Health (2012) 1.38
Variations in rates of appropriate and inappropriate carotid endarterectomy for stroke prevention in 4 Canadian provinces. CMAJ (2004) 1.36
Improved accuracy of co-morbidity coding over time after the introduction of ICD-10 administrative data. BMC Health Serv Res (2011) 1.35
Patterns of care and outcomes differ for urban versus rural patients with newly diagnosed heart failure, even in a universal healthcare system. Circ Heart Fail (2011) 1.35
Trends in heart failure care: has the incident diagnosis of heart failure shifted from the hospital to the emergency department and outpatient clinics? Eur J Heart Fail (2010) 1.35
Mortality in individuals who have had psychiatric treatment: population-based study in Nova Scotia. Br J Psychiatry (2005) 1.34
Administrative data have high variation in validity for recording heart failure. Can J Cardiol (2010) 1.32
Male and female adult population health status in China: a cross-sectional national survey. BMC Public Health (2008) 1.31
A comparison between the APACHE II and Charlson Index Score for predicting hospital mortality in critically ill patients. BMC Health Serv Res (2009) 1.30
A gesture-based tool for sterile browsing of radiology images. J Am Med Inform Assoc (2008) 1.29
The development, evolution, and modifications of ICD-10: challenges to the international comparability of morbidity data. Med Care (2010) 1.27
Numb chin syndrome--a reflection of systemic malignancy. World J Surg Oncol (2006) 1.27
Application of patient safety indicators internationally: a pilot study among seven countries. Int J Qual Health Care (2009) 1.25
Mining administrative health databases to advance medical science: geographical considerations and untapped potential in Canada. Can J Cardiol (2012) 1.23
Resource use in the last 6 months of life among patients with heart failure in Canada. Arch Intern Med (2010) 1.23
B-type natriuretic peptide in low-flow, low-gradient aortic stenosis: relationship to hemodynamics and clinical outcome: results from the Multicenter Truly or Pseudo-Severe Aortic Stenosis (TOPAS) study. Circulation (2007) 1.22
Evaluation of Electronic Medical Record Administrative data Linked Database (EMRALD). Am J Manag Care (2014) 1.22
Antifungal activities of four fatty acids against plant pathogenic fungi. Mycopathologia (2004) 1.21
Accuracy of Canadian health administrative databases in identifying patients with rheumatoid arthritis: a validation study using the medical records of rheumatologists. Arthritis Care Res (Hoboken) (2013) 1.21
The safety and tolerability of ferric citrate as a phosphate binder in dialysis patients. Nephron Clin Pract (2012) 1.20
Why many visible minority women in Canada do not participate in cervical cancer screening. Ethn Health (2009) 1.19
A longitudinal study of uremic pruritus in hemodialysis patients. Clin J Am Soc Nephrol (2010) 1.19
The age of red blood cells in premature infants (ARIPI) randomized controlled trial: study design. Transfus Med Rev (2009) 1.17
Predicting in-hospital mortality in patients with cirrhosis: results differ across risk adjustment methods. Hepatology (2009) 1.17
Characteristics of hypertensive Canadians not receiving drug therapy. Can J Cardiol (2008) 1.16