Equity in the use and financing of medicines in British Columbia before and after the move to income-based pharmacare

Vancouver, BC, Canada: University of British Columbia (doctoral dissertation). University of British Columbia, Vancouver, BC, Canada BACKGROUND: In May 2003, the B.C. government introduced an […]

Utilizacion de servicios de salud en atencion primaria del area 11 de Madrid y nivel psicobioquimico de estres y de salud bucodental en su poblacion immigrante y autoctona

Madrid, Spain: Universidad Complutense de Madrid (masters thesis). Published in Spanish. Universidad Computense de Madrid, Madrid, Spain La naturaleza trashumante de la Humanidad le es […]

Developing decision trees to classify patients suited for similar interventions by combining clinical judgments with Leeds Risk Stratification Tool

London, UK: London School of Economics and Political Science. London School of Economics and Political Science, London, UK The objectives of the project are to […]

What is most important: social factors, health selection, and adolescent educational achievement

Soc Indic Res 110:385-414. Department of Community Health Sciences, Faculty of Medicine, Manitoba Centre for Health Policy, University of Manitoba, Winnipeg, MB, Canada This paper […]

Case Finding & Population Profiling – Separate Disciplines or Both Sides of the Same Coin?

This award-winning document presented at the 2015 PCSI conference highlights work undertaken with Slough Clinical Commissioning Group in the UK. The work has challenged some […]

Leicester City CCG Case Study 2

 Use of ACG® System output to support practices in participating in a medicines management scheme – STOPP-START

Care Management Program Case Study-Payer

Clalit Health (an integrated delivery system in Israel) used the ACG System to identify high-risk patients for enrollment in a comprehensive complex care management program […]

Case-Mix Information Uses and Health Services Sustainability

Iasist Casemix Information Uses and Health Services Sustainability: A Few Examples From Current Spanish Downturn Mercè Casas Carles Illa

Options for Concurrent Risk Assessment

DST Health Solutions Options for Concurrent Risk Assessment Amy Salls

Monday(C2)-Steep Increase of Registered Diagnosis Due to New Primary Care Funding Model-Martin Fredriksson

Steep Increase of Registered Diagnosis Due to New Primary Care Funding Model —Martin Fredriksson Region Västra Götaland Medical Advisor at Healtcare Department M.D. Ph.D.

Wednesday(P4)-Population Health Emerging Risk-Medscheme

Population Health Emerging Risk-Medscheme


F. Avossa, 1, M.C. Corti, 2 , E. Schievano1, C. Abrams, 3 , N. Alba,  4 , S. Elvini, 5 , P. Gallina,  5, C. […]

Cost Risk Scores: Amy Salls, DST Health Solutions

ACG System The Johns Hopkins ACG® System Cost Risk Models Amy Salls

The ACG System and Public Health

Joshua Sharfstein, MD, Associate Dean of the Office of Public Health Practice & Training, Johns Hopkins Bloomberg School of Public Health and former Secretary of […]

Provider Profiling and Engagement Case Study – Payer

Johns Hopkins HealthCare (JHHC), the managed care arm of Johns Hopkins, created Provider Profile reports leveraging outputs from the Johns Hopkins ACG System to build a comprehensive Provider Engagement program.

Predictors of hospital stay and home care services use: A population-based, retrospective cohort study in stage IV gastric cancer

Background: Home care services use has been proposed as a means of reducing costs in palliative care by decreasing hospital stay without impacting quality of […]

Albuminuria, Reduced Kidney Function, and the Risk of ST‐ and non–ST‐segment–elevation myocardial infarction

Abstract Background Chronic kidney disease is a recognized independent risk factor for cardiovascular disease, but whether the risks of ST‐segment–elevation myocardial infarction (STEMI) and non–ST‐segment–elevation […]

Correlation between Potentially Inappropriate Medication and Alzheimer’s Disease among the Elderly

Abstract   Purpose This study is conducted to explore the association between potentially inappropriate medication (PIM) and Alzheimer’s disease (AD) among the elderly. Methods We […]

Variation in the health outcomes associated with frailty among home care clients: relevance of caregiver distress and client sex

Abstract Background The identification of contextual factors that modify associations between client frailty and their health and service use outcomes is essential for informed home […]

The Incremental Health Care Costs of Frailty Among Home Care Recipients With and Without Dementia in Ontario, Canada: A Cohort Study

Abstract Objective In this study, we investigated the incremental 1-year direct costs of health care associated with frailty among home care recipients in Ontario with and without […]

Do Incentive Payments Reward The Wrong Providers? A Study Of Primary Care Reform In Ontario, Canada

ABSTRACT Primary care payment reform in the US and elsewhere usually involves capitation, often combined with bonuses and incentives. In capitation systems, providing care within […]

Economic Analysis of Adjuvant Chemoradiotherapy Compared with Chemotherapy in Resected Pancreas Cancer

Abstract Background Population-based survival and costs of pancreas adenocarcinoma patients receiving adjuvant chemoradiation and chemotherapy following pancreaticoduodenectomy are poorly understood. Methods This retrospective cohort study used […]

Incremental healthcare utilisation and costs among new senior high-cost users in Ontario, Canada: a retrospective matched cohort study

Abstract Objectives To describe healthcare use and spending before and on becoming a new (incident) senior high-cost user (HCU) compared with senior non-HCUs; to estimate […]

Diagnostic accuracy of administrative codes for autosomal dominant polycystic kidney disease in clinic patients with cystic kidney disease

Abstract Background The ability to identify patients with autosomal dominant polycystic kidney disease (ADPKD) and distinguish them from patients with similar conditions in healthcare administrative […]

Correlates of non-adherence to breast, cervical, and colorectal cancer screening among screen-eligible women: a population-based cohort study in Ontario, Canada

Abstract Purpose Breast, cervical, and colorectal cancers are cancers that can be detected early through screening. Despite organized cancer screening programs in Ontario, Canada participation […]

Comparing the Predictive Effects of Patient Medication Adherence Indices in Electronic Health Record and Claims-Based Risk Stratification Models

Abstract Multiple indices are available to measure medication adherence behaviors. Medication adherence measures, however, have rarely been extracted from electronic health records (EHRs) for population-level […]

In-Person and Telehealth Ambulatory Contacts and Costs in a Large US Insured Cohort Before and During the COVID-19 Pandemic

Abstract Importance This study assesses the role of telehealth in the delivery of care at the start of the COVID-19 pandemic. Objectives To document patterns […]

Class III Obesity and Other Factors Associated with Longer Wait Times for Endometrial Cancer Surgery: A Population-Based Study

Abstract Objective To evaluate the impact of class III obesity (body mass index >40 kg/m2) on wait times for endometrial cancer surgery in Ontario, as […]

Evaluating the performance of a predictive modeling approach to identifying members at high-risk of hospitalization

Abstract Aims To evaluate the risk-of-hospitalization (ROH) models developed at Blue Cross Blue Shield of Louisiana (BCBSLA) and compare this approach to the DxCG risk-score […]

Impact of Area Deprivation Index on the Performance of Claims-Based Risk-Adjustment Models in Predicting Health Care Costs and Utilization

Abstract Objective Traditionally, risk-adjustment models do not address the characteristics of minority populations, such as race or socioeconomic status. This study aimed to evaluate the […]

Long-term risk of subsequent major osteoporotic fracture and hip fracture in men and women: a population-based observational study with a 25-year follow-up

Abstract Summary The risk of subsequent major osteoporotic and hip fracture following an initial fracture was increased in both sexes over 25 years, with modest […]

Association of Surgical Experience With Risk of Complication in Total Hip Arthroplasty Among Patients With Severe Obesity

Abstract Importance Severe obesity is a risk factor for major early complications after total hip arthroplasty (THA). Objective To determine the association between surgeon experience […]

Outpatient Physical Therapy Use Following Tibial Fractures: A Retrospective Commercial Claims Analysis

Abstract Objective The purpose of this study was to characterize outpatient physical therapy (OPT) use following tibial fractures and examine the variability of OPT attendance, […]

Time since prior fracture affects mortality at the time of clinical assessment: a registry‑based cohort study

Abstract Summary Fractures are associated with increased long-term mortality in patients surviving to undergo baseline DXA. Notably, excess mortality risk does not decline with increasing […]

Impact of Frailty on Hospital Outcomes Among Patients with Lymphoid Malignancies Receiving Autologous Hematopoietic Stem Cell Transplantation in the United States

Abstract Background Frailty could affect outcomes of autologous hematopoietic stem cell transplantation (aHSCT). This study sought to examine the effects of frailty on hospital outcomes […]

Relationship of frailty with excess mortality during the COVID-19 pandemic: a population-level study in Ontario, Canada

Abstract Background There is a paucity of the literature on the relationship between frailty and excess mortality due to the COVID-19 pandemic. Methods The entire […]

Impact of a nurse-based intervention on medication outcomes in vulnerable older adults

Abstract Background Medication-related problems are common in older adults with multiple chronic conditions. We evaluated the impact of a nurse-based primary care intervention, based on […]

Big Data Byte: Jonathan Weiner on analytics in population health

Dr. Jonathan Weiner participated as a featured presenter in the 2015 Big Data & Health Care Analytics forum in New York City. Watch the below […]

ACG System Version 12.0

This presentation discusses the various v12.0 features such as refined risk assessment variables and enhanced analytics. Presented by Dr. Stephen Sutch. Learn more.

Family members of people with alcohol or drug dependence: health problems and medical cost compared to family members of people with diabetes and asthma

Addiction 104:203-214. Division of Research, Kaiser Permanente Northern California, Oakland, CA, USA AIMS: To compare the medical costs and prevalence of health conditions of family […]

Comparative analysis of outcome measures used in examining neurodevelopmental effects of early childhood anesthesia exposure

Anesthesiology 120:1319-1332. Columbia University, New York, NY, USA; University of Western Australia, Perth, Australia; Princess Margaret Hospital for Children, Perth, Australia; New York State Psychiatric […]

Inequities in ambulatory care and the relationship between socioeconomic status and respiratory hospitalizations: a population-based study of a Canadian city

Ann Fam Med 12:402-407. University of Manitoba, Winnipeg, MB, Canada PURPOSE: Individuals of lower socioeconomic status have higher rates of hospitalization due to ambulatory care-sensitive […]

Neurodevelopment of children exposed to anesthesia: design of the Mayo Anesthesia Safety in Kids (MASK) study

Contemp Clin Trials 41:45-54. Mayo Clinic, Rochester, MN, USA; Baylor College of Medicine, Houston, TX, USA; National Center for Toxicological Research, Food and Drug Administration, […]

Diagnosis and treatment of incident hypertension among patients with diabetes: a U.S. multi-disciplinary group practice observational study

J Gen Intern Med 30:768-776. University of Wisconsin, Madison, WI, USA BACKGROUND: Early hypertension control reduces the risk of cardiovascular complications among patients with diabetes […]

Comorbidity burden and health services use in community-living older adults with diabetes mellitus: a retrospective cohort study

Can J Diabetes 40:35-42. University of Alberta, Edmonton, AB, Canada; Institute for Clinical Evaluative Sciences, Toronto, ON, Canada; Women’s College Hospital, Toronto, ON, Canada; McMaster […]

Exploring indicators of use of costly health services in community-dwelling adults with multiple chronic conditions

Prof Case Manag 20:3-11. Mayo Clinic College of Medicine, Rochester, MN, USA; Mayo Clinic, Rochester, MN, USA; Case Western Reserve University, Cleveland, OH, USA Although […]

Comorbidity and the use of primary care and specialist care in the elderly

Ann Fam Med 3:215-222. Department of Health Policy and Management, Johns Hopkins School of Public Health, Baltimore, MD, USA PURPOSE: The impact of comorbidity on […]

All-cause mortality and serious cardiovascular events in people with hip and knee osteoarthritis: a population based cohort study

PLoS One 9:e91286. Women’s College Hospital, Toronto, ON, Canada; University of Toronto, Toronto, ON, Canada; Institute for Clinical Evaluative Sciences, Toronto, ON, Canada BACKGROUND: Because […]

Development and application of a population-oriented measure of ambulatory care case-mix

Med Care 29:452-472. Department of Health Policy and Management, Johns Hopkins University School of Hygiene and Public Health, Baltimore, MD, USA This article describes a […]

Adjusted Clinical Groups (ACGs) explain the utilization of primary care in Spain based on information registered in the medical records: a cross-sectional study

Health Policy 76:38-48. Centro de Salud Astrabudua, Consulado Bilbao, Bizkaia, Spain BACKGROUND: Previous studies have shown the validity of Adjusted Clinical Groups (ACGs) in the […]

Diabetes quality of care and outpatient utilization associated with electronic patient-provider messaging: a cross-sectional analysis

Diabetes Care 32:1182-1187. Department of Health Services, University of Washington School of Public Health and Community Medicine, Seattle, WA, USA OBJECTIVE: To test the hypothesis […]

Imputation of 10-year osteoporotic fracture rates from hip fractures: a clinical validation study.

J Bone Miner Res 25:388-392. Faculty of Medicine, University of Manitoba, Winnipeg, MB, Canada The World Health Organization (WHO) fracture risk assessment system (FRAX) allows […]

Differences in referral rates to specialised health care from four primary health care models in Klaipeda, Lithuania

BMC Fam Pract 9:63. Lund University, Department of Clinical Sciences in Malmö, General Practice/Family Medicine, Malmö, Sweden BACKGROUND: Lithuanian primary health care (PHC) is undergoing […]

Managing the gap: evaluating the impact of Medicaid managed care on preventive care receipt by child and adolescent minority populations

J Health Care Poor Underserved 21:92-111. St. Mary’s College of Maryland, St. Mary’s City, MD, USA The increased use of managed care in Medicaid warrants […]

Patient web services integrated with a shared medical record: patient use and satisfaction

J Am Med Inform Assoc 14:798-806. Center for Health Studies, Group Health Cooperative, Seattle, WA, USA OBJECTIVES: This study sought to describe the evolution, use, […]

Using the Johns Hopkins’ Aggregated Diagnosis Groups (ADGs) to predict 1-year mortality in population-based cohorts of patients with diabetes in Ontario, Canada

Diabet Med 29:1134-1141. Institute for Clinical Evaluative Sciences, University of Toronto, ON, Canada AIMS: There are limited validated methods to ascertain comorbidities for risk adjustment […]

Quantifying morbidity burdens and medical utilization of children with intellectual disabilities in Taiwan: A nationwide study using the ACG case-mix adjustment system

Res Dev Disabil 33:1270-1278. Department of Medical Affairs and Planning, Taipei Veterans General Hospital, Taipei City, Taiwan, ROC The purpose of this study was to […]

Is it necessary that some patients come to see us so often? Factors associated with primary care use in pediatrics

Gac Sanit 14:195-202. Published in Spanish. Centro de Salud de Astrabudúa (Bizkaia), Osakidetza-Servicio Vasco de Salud, Bilbao, Spain OBJECTIVES: To analyze the relationship between pediatric […]

Development of a claims-based risk score to identify obese individuals

Popul Health Manag 13:201-207. Division of General Internal Medicine, Department of Medicine, Johns Hopkins University, Baltimore, MD, USA Obesity is underdiagnosed, hampering system-based health promotion […]

Comparison of health care expenditures among insured users and nonusers of complementary and alternative medicine in Washington State: a cost minimization analysis

J Altern Complement Med 16:411-417. Department of Health Services, University of Washington, Seattle, WA, USA OBJECTIVES: The purpose of this analysis was to compare health […]

Guided care: cost and utilization outcomes in a pilot study

Dis Manag 11:29-36. Johns Hopkins HealthCare, Glen Burnie, MD, USA Guided Care (GC) is an enhancement to primary care that incorporates the operative principles of […]

Identifying frail older people using predictive modeling

Am J Manag Care 18:e392-e397. Department of Geriatric Medicine, Maccabi Healthcare Services, Tel Aviv, Israel OBJECTIVES: To determine whether a designation of frailty using the […]

A randomized study to decrease the use of potentially inappropriate medications among community-dwelling older adults in a southeastern managed care organization

Am J Manag Care 10:761-768. Department of Medicine and Center for Healthcare Improvement, Medical College of Georgia, Atlanta, Ga, USA BACKGROUND: Despite progress in describing […]

Development and validation of a model for predicting inpatient hospitalization

Med Care 50:131-139. Department of Health Policy and Management, Johns Hopkins Bloomberg School of Public Health and School of Medicine, Baltimore, MD, USA BACKGROUND: Hospitalizations […]

Involuntary unemployment and mortality in Taiwan

J Formos Med Assoc 103:900-907. Institute of Public Health, National Yang-Ming University, Taipei, Taiwan. BACKGROUND AND PURPOSE: Unemployment is known to be associated with increased […]

Case-control study of antibiotic use and subsequent Clostridium difficile-associated diarrhea in hospitalized patients

Infect Control Hosp Epidemiol 29:44-50. Permanente Medical Group, Oakland, CA, USA OBJECTIVE: To determine which antibiotics increase or decrease the risk of Clostridium difficile-associated diarrhea […]

More preventive care, and fewer emergency room visits and prescription drugs–health care utilization in a consumer-driven health plan

Benefits Q 24:46-54. Healthcare Informatics, Blue Cross Blue Shield of Minnesota, USA. Although consumer-driven health plans (CDHPs) have grown dramatically, the question of whether CDHPs […]

Assessing comorbidity using claims data: an overview

Med Care 40:IV-26-IV-35. Health Services and Economics Branch, Applied Research Program, Division of Cancer Control and Population Sciences, National Cancer Institute, Bethesda, MD, USA Comorbidity, […]

Pharmacy- and diagnosis-based risk adjustment for children with Medicaid

Med Care 43:1155-1159. Center for Child and Adolescent Health Policy, MassGeneral Hospital for Children, Department of Pediatrics, Harvard Medical School, Boston, MA, USA BACKGROUND: Risk […]

The influence of incidental abdominal aortic aneurysm monitoring on patient outcomes

J Vasc Surg 54:1290-1297.e2. Faculty of Medicine, University of Ottawa, Ottawa, ON, Canada BACKGROUND: Incidental abdominal aortic aneurysms (AAAs) are identified when the abdomen is […]

Population based study of long-term rates of surgery for urinary incontinence after radical prostatectomy for prostate cancer

J Urol 188:502-506. Division of Urology, Sunnybrook Health Sciences Centre, Sunnybrook Research Institute, Toronto, ON, Canada PURPOSE: Urinary incontinence can be a significant complication of […]

Prescribing of psychotropic medications to the elderly population of a Canadian province: a retrospective study using administrative databases

PeerJ 1:e168. Faculty of Pharmacy, University of Manitoba , Winnipeg, MB, Canada BACKGROUND. Psychotropic medications, in particular second-generation antipsychotics (SGAs) and benzodiazepines, have been associated […]

Comparative safety and effectiveness of sitagliptin in patients with type 2 diabetes: retrospective population based cohort study

BMJ 346:f2267. Department of Public Health Sciences, School of Public Health, University of Alberta, Edmonton, AB, Canada OBJECTIVE: To determine if the use of sitagliptin […]

Association between fee-for-service expenditures and morbidity burden in primary care

Eur J Health Econ 15:599-610. Faculty of Health Sciences, COHERE-Centre of Health Economics Research, Institute of Public Health, University of Southern Denmark, Odense, Denmark BACKGROUND: […]

Using risk-adjustment models to identify high-cost risks

Med Care 41:1301-1312. Center for Health Research, Northwest and Hawaii, Kaiser Permanente Northwest, Portland, OR, USA BACKGROUND: We examine the ability of various publicly available […]

Predicting persistently high primary care use

Ann Fam Med 3:324-330. Division of Health Care Policy & Research, Department of Health Sciences Research, Mayo Clinic College of Medicine, Rochester, MN, USA PURPOSE: […]

Specialty use among patients with treated hypertension in a patient-centered medical home

J Gen Intern Med Division of General Internal Medicine and Geriatrics, Northwestern University, Feinberg School of Medicine, Chicago, IL, USA BACKGROUND: Little is known about […]

One-year outcomes associated with using observation services in triaging patients with nonspecific chest pain

Clin Cardiol 37:591-596. Division of Management, Policy and Community Health, University of Texas School of Public Health, Houston, Texas. BACKGROUND: Observation services are provided in […]

Changes in office visit use associated with electronic messaging and telephone encounters among patients with diabetes in the PCMH

Ann Fam Med 12:338-343. Group Health Research Institute, Seattle, WA, USA PURPOSE: Telephone- and Internet-based communication are increasingly common in primary care, yet there is […]

Measuring morbidity in populations: performance of the Johns Hopkins Adjusted Clinical Group (ACG) case-mix adjustment system in Manitoba

Winnipeg, MB, Canada: Manitoba Centre for Health Policy. Manitoba Centre for Health Policy, Winnipeg, MB, Canada This study examined the performance of the Johns Hopkins […]

Creating meaningful composite scores for primary care

2015 North American Primary Care Research Group Annual Meeting, October 2015, Cancun, Mexico. Context: Composite scores (CSs) provide a global measure of quality. CS development […]

Long-term risk of heart failure associated with adjuvant trastuzumab in breast cancer patients

2014 American Society of Clinical Oncology Annual Meeting. Abstract 9504. J Clin Oncol 32 (suppl; abstr 9504). University of Toronto, Toronto, ON, Canada; St. Michael’s […]

Is the class half empty? A population-based perspective on socioeconomic status and educational outcomes

IRPP Choices 12:1-30. Manitoba Centre for Health Policy, Department of Community Health Sciences, Faculty of Medicine University of Manitoba, Winnipeg, MB, Canada The purpose of […]

Characteristics of risk adjustment systems. Working Paper Series 2

Gainesville, FL, USA: Institute for Child Health Policy, University of Florida. Institute for Child Health Policy, University of Florida, Gainesville, FL, USA Increasing numbers of […]

Using the ACG case-mix adjustment system to evaluate veteran’s morbidity burdens and medical utilizations in Taiwan

J Healthc Manag 8:67-84. Published in Chinese. Department of Medical Affairs and Planning, Taipei Veterans General Hospital, Taipei City, Taiwan, ROC OBJECTIVES: Veterans have been […]

Performance of risk adjusted capitated systems in allocating a global budget

Baltimore, MD, USA: Johns Hopkins University (doctoral dissertation). Johns Hopkins University, Baltimore, MD, USA Rapidly rising health care costs in the United States have led […]

The Adjusted Clinical Groups (ACGs) system in Osakidetza

Final report (1/05/2003 – 30/04/2003). Vitoria-Gasteiz, Spain: Osakidetza Servicio vasco de salud. Published in Spanish. Osakidetza Servicio vasco de salud, Vitoria-Gasteiz, Spain No abstract

How are Manitoba’s children doing?

Winnipeg, MB, Canada: Manitoba Centre for Health Policy. Manitoba Centre for Health Policy, Winnipeg, MB, Canada The health and development of Manitoba’s children were examined […]

Using selected diagnoses to improve the Chilean capitation formula

Greifswald, Germany: Ernst Moritz Arndt University of Greifswald. Ernst Moritz Arndt University of Greifswald, Greifswald, Germany OBJECTIVES: To contribute to the policy discussion of equity […]

Home health services in British Columbia: a portrait of users and trends over time

Home health services in British Columbia: a portrait of users and trends over time. Vancouver, BC, Canada: University of British Columbia. University of British Columbia, […]

The effect of a coordinated care program on uninsured, chronically ill patients

Richmond, VA, USA: Virginia Commonwealth University (doctoral dissertation). Virginia Commonwealth University, Richmond, VA, USA This study explored how being enrolled in a program that both […]

Familial aggregation of childhood health and the socioeconomic gradient of disease: a longitudinal population-based sibling analysis

Winnipeg, MB, Canada: University of Manitoba (masters thesis). University of Manitoba, Winnipeg, MB, Canada The Johns Hopkins ACG(r) Case-Mix System grouped various physician and hospital […]

Impact of rheumatoid arthritis on recognition of hypertension in a medically homed population

Arthritis Rheum 64:S712-S713. University of Wisconsin, Madison, WI, USA BACKGROUND/PURPOSE: Numerous studies report increased cardiovascular disease (CVD) events and others describe increased arterial stiffness in […]

Adjusted Clinical Groups (ACG) and co-morbidity

ImPrim Report D. Karlskrona, Sweden: ImPrim. Blekinge Centre of Competence, Karlskrona, Sweden No abstract

Depression, anxiety disorders, and related health care utilization in the Manitoba Metis population

Winnipeg, MB, Canada: Manitoba Metis Federation. Manitoba Metis Federation, Winnipeg, MB, Canada This report resulted from the need to understand further the findings in the […]

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