Clinical Epidemiology Commons^™

Changes In Anticoagulant Utilization Among United States Nursing Home Residents With Atrial Fibrillation From 2011 To 2016, Matthew Alcusky, David D. Mcmanus, Anne L. Hume, Marc Fisher, Jennifer Tjia, Kate L. Lapane

Jennifer Tjia

Background: Nursing home residents with atrial fibrillation are at high risk for ischemic stroke and bleeding events. The most recent national estimate (2004) indicated less than one third of this high-risk population was anticoagulated. Whether direct-acting oral anticoagulant ( DOAC ) use has disseminated into nursing homes and increased anticoagulant use is unknown.

Methods and Results: A repeated cross-sectional design was used to estimate the point prevalence of oral anticoagulant use on July 1 and December 31 of calendar years 2011 to 2016 among Medicare fee-for-service beneficiaries with atrial fibrillation residing in long-stay nursing homes. Nursing home residence was determined …

Aggressive Diuresis And Severity-Adjusted Length Of Hospital Stay In Acute Congestive Heart Failure Patients., Muhammad U. Butt M.D.

Muhammad Umer Butt M.D., MSCRD

Ten-Year (2001-2011) Trends In The Incidence Rates And Short-Term Outcomes Of Early Versus Late Onset Cardiogenic Shock After Hospitalization For Acute Myocardial Infarction, Hoa L. Nguyen, Jorge L. Yarzebski, Darleen M. Lessard, Joel M. Gore, David D. Mcmanus, Robert J. Goldberg

Jorge L. Yarzebski

BACKGROUND: Cardiogenic shock (CS) is a serious complication of acute myocardial infarction, and the time of onset of CS has a potential role in influencing its prognosis. Limited contemporary data exist on this complication, however, especially from a population-based perspective. Our study objectives were to describe decade-long trends in the incidence, in-hospital mortality, and factors associated with the development of CS in 3 temporal contexts: (1) before hospital arrival for acute myocardial infarction (prehospital CS); (2) within 24 hours of hospitalization (early CS); and (3) > /=24 hours after hospitalization (late CS). METHODS AND RESULTS: The study population consisted of 5782 …

Decade-Long Trends In The Timeliness Of Receipt Of A Primary Percutaneous Coronary Intervention, Han-Yang Chen, Joel M. Gore, Kate L. Lapane, Jorge L. Yarzebski, Sharina D. Person, Catarina I. Kiefe, Robert J. Goldberg

Catarina I. Kiefe

OBJECTIVES: The purpose of this study was to examine decade-long trends (2001-2011) in, and factors associated with, door-to-balloon time within 90 minutes of hospital presentation among patients hospitalized with ST-segment elevation myocardial infarction (STEMI) who received a primary percutaneous coronary intervention (PCI).

METHODS: Residents of central Massachusetts hospitalized with STEMI who received a primary PCI at two major PCI-capable medical centers in central Massachusetts on a biennial basis between 2001 and 2011 comprised the study population (n=629). Multivariable regression analyses were used to examine factors associated with failing to receive a primary PCI within 90 minutes after emergency department (ED) …

Decade-Long Trends In The Timeliness Of Receipt Of A Primary Percutaneous Coronary Intervention, Han-Yang Chen, Joel M. Gore, Kate L. Lapane, Jorge L. Yarzebski, Sharina D. Person, Catarina I. Kiefe, Robert J. Goldberg

Jorge L. Yarzebski

OBJECTIVES: The purpose of this study was to examine decade-long trends (2001-2011) in, and factors associated with, door-to-balloon time within 90 minutes of hospital presentation among patients hospitalized with ST-segment elevation myocardial infarction (STEMI) who received a primary percutaneous coronary intervention (PCI). METHODS: Residents of central Massachusetts hospitalized with STEMI who received a primary PCI at two major PCI-capable medical centers in central Massachusetts on a biennial basis between 2001 and 2011 comprised the study population (n=629). Multivariable regression analyses were used to examine factors associated with failing to receive a primary PCI within 90 minutes after emergency department (ED) …

Decade Long Trends (2001-2011) In Duration Of Pre-Hospital Delay Among Elderly Patients Hospitalized For An Acute Myocardial Infarction, Raghavendra Makam, Nathaniel Erskine, Jorge L. Yarzebski, Darleen M. Lessard, Jason Lau, Jeroan J. Allison, Joel M. Gore, Jerry H. Gurwitz, David D. Mcmanus, Robert J. Goldberg

Jorge L. Yarzebski

BACKGROUND: Early intervention with medical and/or coronary revascularization treatment approaches remains the cornerstone of the management of patients hospitalized with acute myocardial infarction (AMI). However, several patient groups, especially the elderly, are known to delay seeking prompt medical care after onset of AMI-associated symptoms. Current trends, and factors associated with prolonged prehospital delay among elderly patients hospitalized with AMI, are incompletely understood.

METHODS AND RESULTS: Data from a population-based study of patients hospitalized at all 11 medical centers in central Massachusetts with a confirmed AMI on a biennial basis between 2001 and 2011 were analyzed. Information about duration of prehospital …

Angina Characteristics As Predictors Of Trajectories Of Quality Of Life Following Acute Coronary Syndrome In The Transitions, Risks And Actions In Coronary Events-Center For Outcomes Research And Education Cohort (Trace-Core), Lisa Nobel, Jennifer Tjia, Jane S. Saczynski, Molly E. Waring, Milena D. Anatchkova, Arlene Ash, Catarina I. Kiefe, Jeroan Allison

Jennifer Tjia

BACKGROUND: To describe longitudinal trajectories of health-related quality of life (HRQoL) after hospitalization with an acute coronary syndrome (ACS), their associations with baseline angina characteristics, and associations with anxiety, depression, and cognitive impairment.

METHODS: TRACE-CORE participants (N=1,613) completed the SF-36 during hospitalization for ACS and 1, 3, & 6 months post-discharge. Latent growth curves identified trajectories of physical and mental components of HRQOL (MCS and PCS) and sequential multiple logistic regression estimated associations between trajectories and angina characteristics.

RESULTS: Participants (N=1613) had mean age 63.3 (SD 11.4) years, 33.0% female, and 78.2% non-Hispanic white. We identified 2 MCS trajectories: AVERAGE …

Decade-Long Trends (1999-2009) In The Characteristics, Management, And Hospital Outcomes Of Patients Hospitalized With Acute Myocardial Infarction With Prior Diabetes And Chronic Kidney Disease, Mayra Tisminetzky, David D. Mcmanus, Alon Dor, Ruben Miozzo, Jorge L. Yarzebski, Joel M. Gore, Robert J. Goldberg

Jorge L. Yarzebski

BACKGROUND: Despite the increasing magnitude and impact, there are limited data available on the clinical management and in-hospital outcomes of patients who have diabetes mellitus (DM) and chronic kidney disease (CKD) at the time of hospitalization for acute myocardial infarction (AMI). The objectives of our population-based observational study in residents of central Massachusetts were to describe decade-long trends (1999-2009) in the characteristics, in-hospital management, and hospital outcomes of AMI patients with and without these comorbidities.

METHODS: We reviewed the medical records of 6,018 persons who were hospitalized for AMI on a biennial basis between 1999 and 2009 at all eleven …

Magnitude Of And Prognostic Factors Associated With 1-Year Mortality After Hospital Discharge For Acute Decompensated Heart Failure Based On Ejection Fraction Findings, Andrew H. Coles, Mayra Tisminetzky, Jorge L. Yarzebski, Darleen M. Lessard, Joel M. Gore, Chad E. Darling, Robert J. Goldberg

Jorge L. Yarzebski

BACKGROUND: Limited data exist about the magnitude of and the factors associated with prognosis within 1 year for patients discharged from the hospital after acute decompensated heart failure. Data are particularly limited from the more generalizable perspective of a population-based investigation and should be further stratified according to currently recommended ejection fraction (EF) findings.

METHODS AND RESULTS: The hospital medical records of residents of the Worcester, Massachusetts, metropolitan area who were discharged after acute decompensated heart failure from all 11 medical centers in central Massachusetts during 1995, 2000, 2002, 2004, and 2006 were reviewed. The average age of the 4025 …

Decade-Long Trends In 30-Day Rehospitalization Rates After Acute Myocardial Infarction, Han-Yang Chen, Mayra Tisminetzky, Kate L. Lapane, Jorge L. Yarzebski, Sharina D. Person, Catarina I. Kiefe, Joel Gore, Robert J. Goldberg

Jorge L. Yarzebski

BACKGROUND: There are limited data available describing relatively contemporary trends in 30-day rehospitalizations among patients who survive hospitalization after an acute myocardial infarction (AMI) in the community setting. We examined decade-long (2001-2011) trends in, and factors associated with, 30-day rehospitalizations in patients discharged from 3 central Massachusetts hospitals after AMI. METHODS AND RESULTS: Residents of the Worcester, MA, metropolitan area discharged after AMI from 3 central Massachusetts hospitals on a biennial basis between 2001 and 2011 comprised the study population (N=4810). Logistic regression analyses were used to examine the association between selected factors and 30-day rehospitalizations. The average age of …

Characteristics Of Contemporary Patients Discharged From The Hospital After An Acute Coronary Syndrome, Robert Goldberg, Jane Saczynski, David Mcmanus, Molly Waring, Richard Mcmanus, Jeroan Allison, David Parish, Darleen Lessard, Sharina Person, Joel Gore, Catarina Kiefe

Richard H. McManus

BACKGROUND: Limited contemporary data compare the clinical and psychosocial characteristics and acute management of patients hospitalized with an initial vs a recurrent episode of acute coronary disease. We describe these factors in a cohort of patients recruited from 6 hospitals in Massachusetts and Georgia after an acute coronary syndrome. MATERIALS AND METHODS: We performed structured baseline in-person interviews and medical record abstractions for 2174 eligible and consenting patients surviving hospitalization for an acute coronary syndrome between April 2011 and May 2013. RESULTS: The average patient age was 61 years, 64% were men, and 47% had a high school education or …

Characteristics, Treatment Practices, And In-Hospital Outcomes Of Older Adults Hospitalized With Acute Myocardial Infarction, Han-Yang Chen, David Mcmanus, Jane Saczynski, Jerry Gurwitz, Joel Gore, Jorge Yarzebski, Robert Goldberg

Jorge L. Yarzebski

OBJECTIVES: To examine overall and decade-long trends (1999-2009), characteristics, treatment practices, and hospital outcomes in individuals aged 65 and older hospitalized for acute myocardial infarction (AMI) and to describe how these factors varied in the youngest, middle, and oldest-old individuals.

DESIGN: Retrospective cohort study.

SETTING: Population-based Worcester Heart Attack Study.

MEASUREMENTS: Analyses were conducted to examine the sociodemographic and clinical characteristics, cardiac treatments, and hospital outcomes of older adults in three age strata (65-74, 75-84, > /=85).

PARTICIPANTS: The study sample consisted of 3,851 individuals aged 65 and older hospitalized with AMI every other year between 1999 and 2009; 32% were …

Elevated Serum Glucose Levels And Survival After Acute Heart Failure: A Population-Based Perspective, Benjamin Helfand, Nicholas Maselli, Darleen Lessard, Jorge Yarzebski, Joel Gore, David Mcmanus, Jane Saczynski, Robert Goldberg

Jorge L. Yarzebski

BACKGROUND: Limited data are available about the characteristics, treatment and survival in patients without diabetes mellitus (DM), previously diagnosed DM and patients with hyperglycaemia who present with acute decompensated heart failure (ADHF). Our objectives were to examine differences in these endpoints in patients hospitalized with ADHF. METHODS: Patients hospitalized with ADHF during 1995, 2000, 2002 and 2004 comprised the study population. RESULTS: A total of 5428 non-diabetic patients were hospitalized with ADHF, 3807 with diagnosed DM and 513 with admission hyperglycaemia. Patients with admission hyperglycaemia experienced the highest in-hospital death rates (9.9%) compared to those with diagnosed DM (6.5%) and …

Assessment Of Obesity As A Cardiovascular Disease Risk Factor In A Geriatric Rural Texas Community - A Six Month Follow-Up, Alberto Coustasse Md, Mba

Alberto Coustasse, DrPH, MD, MBA, MPH

Coustasse, Alberto, Assessment of Obesity as a Cardiovascular Disease Risk Factor in a Geriatric Rural Texas Community – A Six Month Follow-up. Master of Public Health Track, Public Health Administration, December 1999, 22 pp., 9 tables, 9 illustrations, bibliography, 7 titles. The health fair approach was used as a method to establish individual and population health status baselines and to provide a mechanism to follow-up with an elderly population in a rural Texas community. A controlled trial sample of forty-four seniors was initially screened in a primary care clinic in August 1998. Patients were reevaluated at six months and results …

Incidence, In-Hospital Case-Fatality Rates, And Management Practices In Puerto Ricans Hospitalized With Acute Myocardial Infarction, Juan C. Zevallos, Jorge L. Yarzebski, Juan A. Gonzalez, Hector L. Banchs, Mario Garcia-Palmieri, Hernando Mattei, Jose Ayala, Marijesmar Gonzalez, Vanessa Torres, Iris N. Ramos, Luis R. Pericchi, David A. Torres, Maria C. Gonzalez, Robert J. Goldberg

Jorge L. Yarzebski

OBJECTIVE: There are extremely limited data on minority populations, especially Hispanics, describing the clinical epidemiology of acute coronary disease. The aim of this study is to examine the incidence rate of acute myocardial infarction (AMI), in-hospital case-fatality rate (CFR), and management practices among residents of greater San Juan (Puerto Rico) who were hospitalized with an initial AMI. METHODS: Our trained study staff reviewed and independently validated the medical records of patients who had been hospitalized with possible AMI at any of the twelve hospitals located in greater San Juan during calendar year 2007. RESULTS: The incidence rate (# per 100,000 …

Thirty Day Hospital Re-Admissions In Patients With Non St-Segment Elevation Acute Myocardial Infarction, Mayra Tisminetzky, David Mcmanus, Nathaniel Erskine, Jane Saczynski, Jorge Yarzebski, Edgard Granillo, Joel Gore, Robert Goldberg

Jorge L. Yarzebski

BACKGROUND: Limited data exist about relatively recent trends in the magnitude and characteristics of patients who are rehospitalized shortly after admission for a non ST-segment elevation acute myocardial infarction (NSTEMI). This observational study describes decade-long trends (1999-2009) in the magnitude and characteristics of patients readmitted to the hospital within 30 days of hospitalization for an incident (initial) episode of NSTEMI.

METHODS: We reviewed the medical records of 2,249 residents of the Worcester (MA) metropolitan area who were hospitalized for an initial NSTEMI in 6 biennial periods between 1999 and 2009 at 3 central MA medical centers.

RESULTS: The average age …

30-Year Trends In Patient Characteristics, Treatment Practices, And Long-Term Outcomes Of Adults Aged 35 To 54 Years Hospitalized With Acute Myocardial Infarction, Mayra Tisminetzky, David Mcmanus, Joel Gore, Jorge Yarzebski, Andrew Coles, Darleen Lessard, Robert Goldberg

Jorge L. Yarzebski

Much of our knowledge about the characteristics, clinical management, and postdischarge outcomes of acute myocardial infarction (AMI) is derived from clinical studies in middle-aged and older subjects with little contemporary information available about the descriptive epidemiology of AMI in relatively young men and women. The objectives of our population-based study were to describe >3-decade-long trends in the clinical features, treatment practices, and long-term outcomes of young adults aged 35 to 54 years discharged from the hospital after AMI. The study population consisted of 2,142 residents of the Worcester (Massachusetts) metropolitan area who were hospitalized with AMI at all central Massachusetts …

Decade-Long Trends In The Characteristics, Management And Hospital Outcomes Of Diabetic Patients With St-Segment Elevation Myocardial Infarction, Mayra Tisminetzky, Samuel Joffe, David Mcmanus, Chad Darling, Joel Gore, Jorge Yarzebski, Darleen Lessard, Robert Goldberg

Jorge L. Yarzebski

PURPOSE: Our objectives were to describe recent trends in the characteristics and in-hospital outcomes in diabetic as compared with non-diabetic patients hospitalized with ST-segment elevation myocardial infarction (STEMI).

METHODS: We reviewed the medical records of 2537 persons with (n = 684) and without (n = 1853) a history of diabetes who were hospitalized for STEMI between 1997 and 2009 at 11 medical centres in Central Massachusetts.

RESULTS: Diabetic patients were more likely to be older, female and to have a higher prevalence of previously diagnosed comorbidities. Diabetic patients were more likely to have developed important in-hospital complications and to have …

The Impact Of Cardiac And Noncardiac Comorbidities On The Short-Term Outcomes Of Patients Hospitalized With Acute Myocardial Infarction: A Population-Based Perspective, Han-Yang Chen, Jane S. Saczynski, David D. Mcmanus, Darleen M. Lessard, Jorge L. Yarzebski, Kate L. Lapane, Joel M. Gore, Robert J. Goldberg

Jorge L. Yarzebski

OBJECTIVES: The objectives of our large observational study were to describe the prevalence of cardiac and noncardiac comorbidities in a community-based population of patients hospitalized with acute myocardial infarction (AMI) at all medical centers in central Massachusetts, and to examine whether multiple comorbidities were associated with in-hospital death rates and hospital length of stay. METHODS: The study sample consisted of 2,972 patients hospitalized with AMI at all eleven greater Worcester medical centers in central Massachusetts during the three study years of 2003, 2005, and 2007. RESULTS: The average age of this hospitalized population was 71 years, 55% were men, 93% …

Improved Survival After Heart Failure: A Community-Based Perspective, Samuel W. Joffe, Kristy T. Webster, David D. Mcmanus, Michael S. Kiernan, Darleen M. Lessard, Jorge L. Yarzebski, Chad E. Darling, Joel M. Gore, Robert J. Goldberg

Jorge L. Yarzebski

BACKGROUND: Heart failure is a highly prevalent, morbid, and costly disease with a poor long-term prognosis. Evidence-based therapies utilized over the past 2 decades hold the promise of improved outcomes, yet few contemporary studies have examined survival trends in patients with acute heart failure. The primary objective of this population-based study was to describe trends in short- and long-term survival in patients hospitalized with acute decompensated heart failure (ADHF). A secondary objective was to examine patient characteristics associated with decreased long-term survival.

METHODS AND RESULTS: We reviewed the medical records of 9748 patients hospitalized with ADHF at all 11 medical …

Frequency Of Private Spiritual Activity And Cardiovascular Risk In Post-Menopausal Women: The Women's Health Initiative, Elena Salmoirago Blotcher, George Fitchett, Kathleen M. Hovey, Eliezer Schnall, Cynthia Thomson, Christopher A. Andrews, Sybil Crawford, Mary Jo O'Sullivan, Stephen Post, Rowan T. Chlebowski, Judith K. Ockene

Sybil L. Crawford

Purpose: Spirituality has been associated with better cardiac autonomic balance, but its association with cardiovascular risk is not well studied. We examined whether more frequent private spiritual activity was associated with reduced cardiovascular risk in postmenopausal women enrolled in the Women’s Health Initiative Observational Study. Methods: Frequency of private spiritual activity (prayer, Bible reading, and meditation) was selfreported at year 5 of follow-up. Cardiovascular outcomes were centrally adjudicated, and cardiovascular risk was estimated from proportional hazards models. Results: Final models included 43,708 women (mean age: 68.9±7.3; median follow-up: 7.0 years) free of cardiac disease through year 5 of follow-up. In …

Stroke Prevalence In A Poor Neighbourhood Of Sao Paulo, Brazil: Applying A Stroke Symptom Questionnaire, Paulo A. Lotufo

Paulo A Lotufo

Background Brazil has one of the highest stroke mortality rates in the world, these rates are most endemic in the poor. We verified the prevalence of stroke in a deprived neighbourhood in the city of Sa˜ o Paulo, Brazil and compared it with other surveys worldwide. Methods A questionnaire with six questions concerning limb and facial weakness, articulation, sensory disturbances, impaired vision, and past diagnosis of stroke was completed door-to-door in a well-defined area of 15 000 people. Questionnaires were considered positive when a participant answered two or more questions about stroke symptoms or the presence of stroke being confirmed …

Stroke Mortality In Brazil: One Example Of Delayed Epidemiological Cardiovascular Transition, Paulo A. Lotufo

Paulo A Lotufo

No abstract provided.

Measurements Of Adiposity And High Blood Pressure Among Children And Adolescents Living In Belo Horizonte, Paulo A. Lotufo

Paulo A Lotufo

Abstract Objective: To verify an association, if it exists, between obesity and blood pressure raised beyond the 90th percentile in children and adolescents, and to determine the measure of adiposity that best correlates with blood pressure in these subjects. Design: Cross-sectional study. Setting: A school-based study in Belo Horizonte, Brazil. Participants: We selected randomly 1,403 students, aged from 6 to 18 years, from 545,046 students attending 521 public and private schools. Those selected completed the study. Main measures of outcome: We recorded the weight, height, skin fold in the triceps, subscapular, and suprailiac areas, waist and hip circumference, body-mass index, …

Aterosclerose: Comparando Brasil E Estados Unidos, Paulo A. Lotufo

Paulo A Lotufo

No abstract provided.

Sunshine And Suicide At The Tropic Of Capricorn, São Paulo, Brazil, 1996–2004, Paulo A. Lotufo

Paulo A Lotufo

Several studies have confi rmed seasonal variation in suicide rates according to hours of sunshine. The suicide pattern was assessed in São Paulo, southeastern Brazil, at the tropic of Capricorn from 1996 to 2004. Poisson regression was employed to estimate parameters of seasonality, as well as to verify associations for each day between daylight duration and suicide. During the nine-year study period, there were 3,984 suicides (76.9% in men; median age=38.7 years old). Seasonal averages of suicides were similar, as were monthly averages. Poisson regression did not reveal any association between suicide rates and hours of sunshine (p=0.45) for both …

Additional Cardiovascular Risk Factors Associated With Excess Weigth In Children And Adolescents. The Belo Horizonte Heart Study, Paulo A. Lotufo

Paulo A Lotufo

OBJECTIVE: To examine the association of overweight and obesity with physical activity, blood pressure (BP) and serum lipid profiles. METHODS Epidemiologic investigation of 1,450 students, between the ages of 6 and 18, in the city of Belo Horizonte, MG. Data: weight, height, BP, skinfold thickness, waist circumference, physical activity, total cholesterol (TC), LDL-c, HDL-c, and dietary habits. RESULTS The prevalence rates for overweight and obesity were 8.4% and 3.1%, respectively. In relation to the students in the lower quartile (Q1) of the distribution of subscapular skinfold, the students in the upper quartile (Q4) presented a 3.7 times higher risk (odds …

A Wintertime Study Of Pahs In Fine And Coarse Aerosols In Sa˜O Paulo City, Brazil, Paulo A. Lotufo

Paulo A Lotufo

The Polycyclic aromatic hydrocarbons PAHs (naphthalene, acenaphthylene, acenaphthene, phenanthrene, fluoranthene, pyrene, benzo(a)anthracene, chrysene, benzo(b)fluoranthene, benzo(k)fluoranthene, benzo(a)pyrene, indeno(1,2,3-cd)pyrene and benzo(ghi)perylene) concentrations in fine (PM2.5) and coarse (PM2.5–10) atmospheric particulate matter were measured at Sa˜o Paulo city, Brazil. The dominant PAHcompounds were indeno(1,2,3-cd)pyrene, benzo(ghi)perylene and benzo(b)fluoranthene for both the fractions. The calculated ratios of some specific PAHs were in close agreement with those attributed to direct emissions of car exhaust. The factor analysis for PM2.5 produced four factors: Factor 1 was attributed to diesel emissions, Factor 2 was attributed to stationary combustion source, Factor 3 was attributed to vehicular emissions and Factor …

Alcohol Consumption And Risk Of Coronary Heart Disease By Diabetes Status, Paulo A. Lotufo

Paulo A Lotufo

Background—An inverse association between moderate alcohol consumption and coronary heart disease (CHD) has been observed in several epidemiological studies. To assess whether a similar association exists among diabetics, we examined the relation between light to moderate alcohol consumption and CHD in men with and without diabetes mellitus in a prospective cohort study. Methods and Results—A total of 87 938 US physicians (2790 with diagnosed diabetes mellitus) who were invited to participate in the Physicians’ Health Study and were free of myocardial infarction, stroke, cancer, or liver disease at baseline were followed for an average of 5.5 years for death with …

O Estado Atual Do Controle Do Diabetes, Da Dislipidemia E Da Hipertensão [Portuguese], Paulo A. Lotufo

Paulo A Lotufo

No abstract provided.