Factors associated with functional decline and improvement in a very elderly community-dwelling population.

abstract：:In a community-based prospective study of 380 children conducted between 1987 and 1990, the rate of diarrhea was significantly associated with percentage of CD8 T-lymphocytes and the CD4:CD8 ratio. After adjustment for age and previous diarrhea, the relative incidence of diarrhea with a duration of > or = 7 days was 2...

journal_title：American journal of epidemiology

authors： Mølbak K,Lisse IM,Aaby P

更新日期：1996-01-01 00:00:00

abstract：:The state of pneumococcal carriage-that is, pneumococcal colonization in the nasopharynx of healthy persons-represents a reservoir for the spread of pneumococci among individuals. In light of the introduction of new pneumococcal conjugate vaccines, further knowledge on the dynamics of pneumococcal carriage is importan...

journal_title：American journal of epidemiology

authors： Auranen K,Mehtälä J,Tanskanen A,S Kaltoft M

更新日期：2010-01-15 00:00:00

abstract：:Prior reports regarding the association between physical activity and subclinical cardiovascular disease have not been consistent. The authors assessed physical activity and walking pace via questionnaire among 6,482 US adults aged 45-84 years without prior clinical cardiovascular disease participating in the Multi-Et...

journal_title：American journal of epidemiology

authors： Bertoni AG,Whitt-Glover MC,Chung H,Le KY,Barr RG,Mahesh M,Jenny NS,Burke GL,Jacobs DR

更新日期：2009-02-15 00:00:00

abstract：:The relative excess risk due to interaction (RERI) provides a useful metric of departure from additivity of effects on a relative risk scale. In this paper, the authors show that RERI is identical to the product term in a linear odds ratio or a linear relative risk model. SAS and STATA codes are provided for fitting a...

journal_title：American journal of epidemiology

authors： Richardson DB,Kaufman JS

更新日期：2009-03-15 00:00:00

abstract：:The ecologic study design is routinely used by epidemiologists in spite of its limitations. It is presently unknown how well the challenges of the design are dealt with in epidemiologic research. The purpose of this bibliometric review was to critically evaluate the characteristics, statistical methods, and reporting ...

journal_title：American journal of epidemiology

authors： Dufault B,Klar N

更新日期：2011-11-15 00:00:00

abstract：:The extension of case-control methods to the study of common outcomes has led to the development of several design and analysis techniques which do not employ the rare-disease assumption. Unfortunately, the principles underlying valid application of these techniques are more subtle than those first considered by Cornf...

journal_title：American journal of epidemiology

authors： Greenland S,Thomas DC,Morgenstern H

更新日期：1986-12-01 00:00:00

abstract：:Selective serotonin reuptake inhibitors (SSRIs) are the first-line treatment for patients with unipolar depression, yet there is little guidance on which SSRI provides the most benefit to a patient, based on her/his personal characteristics. In this work, we explore whether an individualized treatment strategy can be ...

journal_title：American journal of epidemiology

authors： Coulombe J,Moodie EEM,Shortreed SM,Renoux C

更新日期：2020-12-09 00:00:00

abstract：:An inverse association between socioeconomic status, as measured by years of education, and blood pressure has been reported in a number of studies. However, two secular trends may have changed the nature of this relation: a higher mean level of education in the population and intervention for high blood pressure in t...

journal_title：American journal of epidemiology

authors： Sorel JE,Ragland DR,Syme SL,Davis WB

更新日期：1992-06-15 00:00:00

abstract：:As a scientific discipline, epidemiology has helped liberate the practice of public health and medicine from dogmatic thinking over the past century. This commentary highlights some integrating principles to explain why epidemiology is a problem-solving discipline. The first of these is that epidemiology is an informa...

journal_title：American journal of epidemiology

authors： Armenian HK

更新日期：2009-01-15 00:00:00

abstract：:The prevalence of Down syndrome was studied among all live births occurring between 1989 and 1991 in the California counties monitored by the California Birth Defects Monitoring Program. Objectives of this study were: 1) to calculate adjusted prevalence rates and quinquennial maternal age-specific risk rates of Down s...

journal_title：American journal of epidemiology

authors： Bishop J,Huether CA,Torfs C,Lorey F,Deddens J

更新日期：1997-01-15 00:00:00

abstract：:Cigarette smoking is irrefutably the strongest risk factor for lung cancer; however, approximately 25% of cases worldwide occur among nonsmokers. The age-adjusted annual incidence rate of lung cancer in Shanghai, a region where relatively few women smoke cigarettes, is one of the highest in the world. To help further ...

journal_title：American journal of epidemiology

authors： Weiss JM,Lacey JV Jr,Shu XO,Ji BT,Hou L,Yang G,Li H,Rothman N,Blair A,Gao YT,Chow WH,Zheng W

更新日期：2008-12-01 00:00:00

abstract：:A retrospective cohort study of workers exposed to phenoxy herbicides, chlorophenols, and contaminants (2,3,7,8-tetrachlorodibenzo-p-dioxin (TCDD) and other polychlorinated dioxins and furans) has been conducted in a chemical factory in the Netherlands. Male workers exposed to phenoxy herbicides or chlorophenols showe...

journal_title：American journal of epidemiology

authors： Hooiveld M,Heederik DJ,Kogevinas M,Boffetta P,Needham LL,Patterson DG Jr,Bueno-de-Mesquita HB

更新日期：1998-05-01 00:00:00

abstract：:Little is known about the U-shaped relation between alcohol intake and health beyond findings related to cardiovascular disease. Medically certified sickness absence is a health indicator in which coronary heart disease is only a minor factor. To investigate the relation between alcohol intake and sickness absence, re...

journal_title：American journal of epidemiology

authors： Vahtera J,Poikolainen K,Kivimäki M,Ala-Mursula L,Pentti J

更新日期：2002-11-15 00:00:00

abstract：:The epidemiologic approach to causal inference (i.e., Hill's viewpoints) consists of evaluating potential causes from the following 2, noncumulative angles: 1) established results from comparative, observational, or experimental epidemiologic studies; and 2) reviews of nonepidemiologic evidence. It does not involve st...

journal_title：American journal of epidemiology

authors： Morabia A

更新日期：2013-11-15 00:00:00

abstract：:Using data from the National Institutes of Health-AARP Diet and Health Study, we evaluated the influence of adulthood weight history on mortality risk. The National Institutes of Health-AARP Diet and Health Study is an observational cohort study of US men and women who were aged 50-71 years at entry in 1995-1996. This...

journal_title：American journal of epidemiology

authors： Adams KF,Leitzmann MF,Ballard-Barbash R,Albanes D,Harris TB,Hollenbeck A,Kipnis V

更新日期：2014-01-15 00:00:00

abstract：:Evidence from animal and cell models suggests that pesticides cause a neurodegenerative process leading to Parkinson's disease (PD). Human data are insufficient to support this claim for any specific pesticide, largely because of challenges in exposure assessment. The authors developed and validated an exposure assess...

journal_title：American journal of epidemiology

authors： Costello S,Cockburn M,Bronstein J,Zhang X,Ritz B

更新日期：2009-04-15 00:00:00

abstract：:Low blood pressure during pregnancy has been associated with poor perinatal outcomes. However, whether this association is causal or is due to confounding has never been carefully assessed. The authors used data from the Collaborative Perinatal Project, a large prospective cohort study in 12 hospitals in the United St...

journal_title：American journal of epidemiology

authors： Zhang J,Klebanoff MA

更新日期：2001-04-01 00:00:00

abstract：:Data from the 1958 National Child Development Study (1958-2004) were used in a prospective study of the relation of financial adversity in childhood to lung function in midlife. It was hypothesized that such a relation would be found and would be mediated partly by early housing deprivation, partly by continuities in ...

journal_title：American journal of epidemiology

authors： Bartley M,Kelly Y,Sacker A

更新日期：2012-01-01 00:00:00

abstract：:Male drivers sustained relatively more serious motorcycle collision injuries than did male passengers, female drivers, or female passengers. For male drivers, severity of injury was related to age. The relative frequency of serious head injury was highest for drivers not wearing helmets who were involved in collisions...

journal_title：American journal of epidemiology

authors： Kraus JF,Riggins RS,Franti CE

更新日期：1975-07-01 00:00:00

abstract：:This longitudinal study examines the transition to adulthood in a randomly sampled, community-based cohort of adolescents. The study compares young adult outcomes of 33 adolescents with and 148 adolescents without psychiatric disorder. After adjustment for differences in age, gender, and social class, adolescents with...

journal_title：American journal of epidemiology

authors： Vander Stoep A,Beresford SA,Weiss NS,McKnight B,Cauce AM,Cohen P

更新日期：2000-08-15 00:00:00

abstract：:The authors present results from a novel approach to understanding recent secular trends in overweight in terms of changes in underlying component distributions. On the basis of an examination of two large overlapping samples of Danish young men (ns = 16,557 and 21,747) spanning birth cohorts 1939-1958, the authors fo...

journal_title：American journal of epidemiology

authors： Price RA,Ness R,Sørensen TI

更新日期：1991-03-01 00:00:00

abstract：:This study assessed the association between longitudinal patterns of illicit drug use and clinical progression of human immunodeficiency virus (HIV) disease. Confidential computer-based interviews, which addressed illicit drug use and other factors, were completed by HIV-infected participants in Baltimore, Maryland, a...

journal_title：American journal of epidemiology

authors： Lucas GM,Griswold M,Gebo KA,Keruly J,Chaisson RE,Moore RD

更新日期：2006-03-01 00:00:00

abstract：:For diseases of well-defined genetic etiology and with onset after birth, the age at onset corresponds to the incubation period of the disease. The lognormal model, as used by Sartwell to study the distribution of incubation periods in infectious diseases (Am J Hyg 1950;51:310-8), was applied in this study to the dist...

journal_title：American journal of epidemiology

authors： Armenian HK,Khoury MJ

更新日期：1981-05-01 00:00:00

abstract：:Although missing outcome data are an important problem in randomized trials and observational studies, methods to address this issue can be difficult to apply. Using simulated data, the authors compared 3 methods to handle missing outcome data: 1) complete case analysis; 2) single imputation; and 3) multiple imputatio...

journal_title：American journal of epidemiology

authors： Groenwold RH,Donders AR,Roes KC,Harrell FE Jr,Moons KG

更新日期：2012-02-01 00:00:00

abstract：:The authors previously reported statistically significant inverse associations between adult onset glioma and histories of chickenpox and shingles among 462 cases and 443 controls in the San Francisco Bay Area Adult Glioma Study (1991--1995) and a suggestive but nonsignificant inverse association with immunoglobulin G...

journal_title：American journal of epidemiology

authors： Wrensch M,Weinberg A,Wiencke J,Miike R,Barger G,Kelsey K

更新日期：2001-07-15 00:00:00

abstract：:The authors approximated human immunodeficiency virus (HIV) seroincidence in a population of men who have sex with men and who sought repeated anonymous HIV testing in San Francisco in 1995. The number of seroconversions and person-years of observation were estimated using the date and result of the current test and t...

journal_title：American journal of epidemiology

authors： McFarland W,Kellogg TA,Dilley J,Katz MH

更新日期：1997-10-15 00:00:00

abstract：:During an epidemic of cholera in Guinea, West Africa, in 1986, the authors conducted two studies of risk factors for transmission. In the capital city, 35 hospitalized cholera patients were more likely than 70 neighborhood-matched controls to have eaten leftover peanut sauces (odds ration (OR) = 3.1, 95% confidence in...

journal_title：American journal of epidemiology

authors： St Louis ME,Porter JD,Helal A,Drame K,Hargrett-Bean N,Wells JG,Tauxe RV

更新日期：1990-04-01 00:00:00

abstract：:Heterogeneous exposure associations (HEAs) can be defined as differences in the association of an exposure with an outcome among subgroups that differ by a set of characteristics. In this article, we intend to foster discussion of HEAs in the epidemiologic literature and present a variant of the random forest algorith...

journal_title：American journal of epidemiology

authors： Odden MC,Rawlings AM,Khodadadi A,Fern X,Shlipak MG,Bibbins-Domingo K,Covinsky K,Kanaya AM,Lee A,Haan MN,Newman AB,Psaty BM,Peralta CA

更新日期：2020-01-31 00:00:00

abstract：:The authors conducted an investigation to determine the extent and source of an outbreak of Salmonella typhimurium gastroenteritis that occurred following a community picnic in Juneau, Alaska, in 1992, and to evaluate risk factors for illness. A case-control study among 54 picnic attendees and a retrospective cohort s...

journal_title：American journal of epidemiology

authors： Gessner BD,Beller M

更新日期：1994-05-01 00:00:00

abstract：:Androgens have an extensive influence on brain development in regions of the brain that are relevant for autism spectrum disorder (ASD), yet their etiological involvement remains unclear. Hypospadias (abnormal positioning of the urethral opening) and cryptorchidism (undescended testes) are 2 relatively common male bir...

journal_title：American journal of epidemiology

authors： Rotem RS,Chodick G,Davidovitch M,Hauser R,Coull BA,Weisskopf MG

更新日期：2018-04-01 00:00:00