The role of measurement error in estimating levels of physical activity.

abstract：:Although psychotropic drug use has been associated with increased risk of falls in long-term care settings; this association may be confounded by the high prevalence of dementia and depression and other fall risk factors. This question was addressed in a prospective cohort study of recurrent falls among 282 ambulatory...

journal_title：American journal of epidemiology

authors： Thapa PB,Gideon P,Fought RL,Ray WA

更新日期：1995-07-15 00:00:00

abstract：:The authors evaluated indoor air pollution from coal combustion (IAPCC) as a potential risk factor for neural tube defects (NTDs) in a rural population in Shanxi Province, China. The studied rural population has both high IAPCC exposure and a high prevalence of NTDs. A population-based case-control study was used to i...

journal_title：American journal of epidemiology

authors： Li Z,Zhang L,Ye R,Pei L,Liu J,Zheng X,Ren A

更新日期：2011-08-15 00:00:00

abstract：:Because measles immunization has been found in all studies to reduce mortality with more than the share of deaths attributed to acute measles, the authors examined mortality after measles infection in a study in a rural area of Senegal that included 6,924 unimmunized children, whom 1,118 developed measles. Age-adjuste...

journal_title：American journal of epidemiology

authors： Aaby P,Samb B,Andersen M,Simondon F

更新日期：1996-05-15 00:00:00

abstract：:We estimated associations between neighborhood supermarket gain or loss and glycemic control (assessed by glycated hemoglobin (HbA1c) values) in patients from the Kaiser Permanente Northern California Diabetes Registry (n = 434,806 person-years; 2007-2010). Annual clinical measures were linked to metrics from a geogra...

journal_title：American journal of epidemiology

authors： Zhang YT,Mujahid MS,Laraia BA,Warton EM,Blanchard SD,Moffet HH,Downing J,Karter AJ

更新日期：2017-06-15 00:00:00

abstract：:The first naturally acquired case of cholera reported in the United States since 1911 occurred in a 51-year-old resident of Port Lavaca, Texas. Extensive epidemiologic investigation of the patient's contacts and environment did not identify a cholera carrier of elucidate a pathway of transmission, but several avenues ...

journal_title：American journal of epidemiology

authors： Weissman JB,DeWitt WE,Thompson J,Muchnick CN,Portnoy BL,Feeley JC,Gangarosa EJ

更新日期：1974-12-01 00:00:00

abstract：:The authors modeled the possible consequences for US cataract incidence of increases in ultraviolet B radiation due to ozone depletion. Data on the dose-response relation between ocular exposure to ultraviolet B radiation and cortical cataract were derived from a population-based study (the Salisbury Eye Evaluation Pr...

journal_title：American journal of epidemiology

authors： West SK,Longstreth JD,Munoz BE,Pitcher HM,Duncan DD

更新日期：2005-12-01 00:00:00

abstract：:This study examined individual and household socioeconomic status (SES) in relation to phenotypes of neural tube defects, orafacial clefts, and conotruncal heart defects using data from the National Birth Defects Prevention Study with 2,551 nonmalformed liveborn controls and 1,841 cases delivered in 1997-2000. The ind...

journal_title：American journal of epidemiology

authors： Yang J,Carmichael SL,Canfield M,Song J,Shaw GM,National Birth Defects Prevention Study.

更新日期：2008-01-15 00:00:00

abstract：:From 610 blood samples collected in September 1983 in an intervention trial in Huixian, Henan Province, People's Republic of China, which were individually analyzed for retinol, beta-carotene, and alpha-tocopherol levels, 10 pools were formed from 50 individual samples, and the vitamin levels in the merged pools were ...

journal_title：American journal of epidemiology

authors： Wahrendorf J,Hanck AB,Muñoz N,Vuilleumier JP,Walker AM

更新日期：1986-03-01 00:00:00

abstract：:Recent developments in population mathematics apply to measurement issues in epidemiology. In particular, they demonstrate explicitly the relations that prevail among incidence, prevalence, case-fatality, mortality, and duration of illness in a population at a moment in time, rather than in a cohort of persons followe...

journal_title：American journal of epidemiology

authors： Preston SH

更新日期：1987-08-01 00:00:00

abstract：:Immigration from high prevalence areas may contribute to an increased risk of tuberculosis in Europe. This study aimed at quantifying transmission of tuberculosis between and within nationalities among residents of the Netherlands. DNA "fingerprints," on the basis of restriction fragment length polymorphism using mark...

journal_title：American journal of epidemiology

authors： Borgdorff MW,Nagelkerke N,van Soolingen D,de Haas PE,Veen J,van Embden JD

更新日期：1998-01-15 00:00:00

abstract：:Cytomegalovirus (CMV) is a common worldwide perinatal infection. Although usually asymptomatic, it may cause deafness in up to 15% of these infants. A cross-sectional study was performed to determine the age-specific prevalence of CMV seropositivity in Chinese children and to determine if any risk factors for infectio...

journal_title：American journal of epidemiology

authors： Liu Z,Wang E,Taylor W,Yu H,Wu T,Wan Z,Huang Y,Ni Z,Sackett D

更新日期：1990-01-01 00:00:00

abstract：:Administrative health databases have been used to monitor trends in infective endocarditis hospitalization related to non-prescription injection drug use (IDU) using International Classification of Diseases (ICD) code algorithms. Because no ICD code for IDU exists, drug dependence and Hepatitis C Virus (HCV) have been...

journal_title：American journal of epidemiology

authors： McGrew KM,Garwe T,Jafarzadeh SR,Drevets DA,Zhao YD,Williams MB,Carabin H

更新日期：2020-09-30 00:00:00

abstract：:In the study of complex diseases, it may be important to test hypotheses related to gene-gene (G x G) interaction. The success of such studies depends critically on obtaining adequate sample sizes. In this paper, the author investigates sample size requirements for studies of G x G interaction, focusing on four study ...

journal_title：American journal of epidemiology

authors： Gauderman WJ

更新日期：2002-03-01 00:00:00

abstract：:Previous studies have suggested an increased risk of amyotrophic lateral sclerosis (ALS) and other motor neuron diseases for persons in occupations commonly involving exposure to diesel exhaust (DE). In this study, we investigated the association between occupational exposure to DE and odds of ALS. ALS cases were iden...

journal_title：American journal of epidemiology

authors： Dickerson AS,Hansen J,Gredal O,Weisskopf MG

更新日期：2018-08-01 00:00:00

abstract：:Increasingly, investigators append census-based socioeconomic characteristics of residential areas to individual records to address the problem of inadequate socioeconomic information on health data sets. Little empirical attention has been given to the validity of this approach. The authors estimate health outcome eq...

journal_title：American journal of epidemiology

authors： Geronimus AT,Bound J

更新日期：1998-09-01 00:00:00

abstract：:Long term recalls of dietary intake are frequently used in case-control studies, but their validity and reliability have not been established. In this study, 91 middle-aged adults (median age, 50 years) who were participants in the Longitudinal Study of Child Health and Development at the Harvard School of Public Heal...

journal_title：American journal of epidemiology

authors： Dwyer JT,Gardner J,Halvorsen K,Krall EA,Cohen A,Valadian I

更新日期：1989-11-01 00:00:00

abstract：:A retrospective review of autopsy records was performed to evaluate a clustering of patients shown to have invasive pulmonary aspergillosis during the period July 1, 1978 through October 31, 1980 at Milwaukee County Medical Center, Milwaukee, Wisconsin. During this period, ten patients, all of whom were immunosuppress...

journal_title：American journal of epidemiology

authors： Lentino JR,Rosenkranz MA,Michaels JA,Kurup VP,Rose HD,Rytel MW

更新日期：1982-09-01 00:00:00

abstract：:George W. Comstock (1915-2007), MD, MPH, DrPH, was lecturer and then professor of epidemiology at the Johns Hopkins University School of Hygiene and Public Health from 1956 to 2007 and served as editor-in-chief of the American Journal of Epidemiology from 1979 to 1988. This interview of George W. Comstock took place i...

journal_title：American journal of epidemiology

authors： Morabia A

更新日期：2013-04-01 00:00:00

abstract：:Data from 12 US case-control studies of ovarian cancer, conducted during the period 1956-1986 and representing some 3,000 cases and 10,000 controls, were pooled and reanalyzed. Separate analyses were conducted for four subgroups of the pooled data: invasive epithelial ovarian cancers in white women; epithelial ovarian...

journal_title：American journal of epidemiology

authors： Whittemore AS,Harris R,Itnyre J,Halpern J

更新日期：1992-11-15 00:00:00

abstract：:Epidemiologic research that uses administrative records (rather than registries or clinical surveys) to identify cases for study has been increasingly restricted because of concerns about privacy, making unbiased population-based research less practicable. In their article, Nattinger et al. (Am J Epidemiol. 2010;172(6...

journal_title：American journal of epidemiology

authors： Harris MA

更新日期：2010-09-15 00:00:00

abstract：:Because the magnitude of tracking coefficients (i.e., stability coefficients and tracking for subjects at risk) greatly depends on the initial age of subjects, the number and spacing of longitudinal measurements, and the length of the total time period, it is difficult to compare tracking coefficients from different s...

journal_title：American journal of epidemiology

authors： Twisk JW,Kemper HC,van Mechelen W,Post GB

更新日期：1997-05-15 00:00:00

abstract：:The quality of proxy reporting was assessed among 136 prenatal patients and their spouse/partners recruited from the obstetric services of a New Jersey hospital between 1985 and 1987. The concordance, sensitivity, and specificity of proxy reports about partners' occupation, smoking, and drinking were examined in relat...

journal_title：American journal of epidemiology

authors： Hatch MC,Misra D,Kabat GC,Kartzmer S

更新日期：1991-04-15 00:00:00

abstract：:A simulation model was used to study the spread of two sexually transmitted diseases (STDs), namely gonorrhea and genital infection with Chlamydia trachomatis. The model is based on a stochastic pair formation and separation process, which describes the underlying structure of the sexual contact pattern. It is impleme...

journal_title：American journal of epidemiology

authors： Kretzschmar M,van Duynhoven YT,Severijnen AJ

更新日期：1996-08-01 00:00:00

abstract：:The incidence and mortality of acute myocardial infarction (AMI) remain low in Japan despite major dietary changes and worsening cardiovascular risk factors, a situation that should have resulted in a substantial increase in AMI rates (Japanese paradox). The current trend in the incidence of AMI was examined for the p...

journal_title：American journal of epidemiology

authors： Rumana N,Kita Y,Turin TC,Murakami Y,Sugihara H,Morita Y,Tomioka N,Okayama A,Nakamura Y,Abbott RD,Ueshima H

更新日期：2008-06-01 00:00:00

abstract：:We investigated the differences in cancer incidence between boys and girls. The incidence data for pediatric cancers were retrieved from the International Incidence of Childhood Cancer project (1990-2015). Poisson regression was applied to detect the sex differences in cancer incidence at global and regional levels. B...

journal_title：American journal of epidemiology

authors： Liu Z,Yang Q,Cai N,Jin L,Zhang T,Chen X

更新日期：2019-06-01 00:00:00

abstract：:Both early life and adult socioeconomic status (SES) predict late-life level of memory; however, evidence is mixed on the relationship between SES and rate of memory decline. Further, the relative importance of different life-course periods for rate of late-life memory decline has not been evaluated. We examined assoc...

journal_title：American journal of epidemiology

authors： Marden JR,Tchetgen Tchetgen EJ,Kawachi I,Glymour MM

更新日期：2017-10-01 00:00:00

abstract：:In a multicenter study, the overall correlation between two variables can be broken down into a within- and a between-group correlation reflecting associations at the individual and aggregate levels, respectively. A random-effects model is used to estimate variance components of nutrition-related variables and the wit...

journal_title：American journal of epidemiology

authors： Ferrari P,Al-Delaimy WK,Slimani N,Boshuizen HC,Roddam A,Orfanos P,Skeie G,Rodríguez-Barranco M,Thiebaut A,Johansson G,Palli D,Boeing H,Overvad K,Riboli E

更新日期：2005-09-15 00:00:00

abstract：:Few studies have examined the role of endogenous sex hormones in breast cancer, and to the authors' knowledge, only two have done so prospectively. The authors report here the results of a prospective study based on an available bank of previously analyzed plasma collected in 1972-1974 from 442 women aged 50-79 years ...

journal_title：American journal of epidemiology

authors： Garland CF,Friedlander NJ,Barrett-Connor E,Khaw KT

更新日期：1992-06-01 00:00:00

abstract：:An outbreak of antibiotic-associated colitis that occurred on a ward of a Michigan hospital during February-April, 1984, was studied by bacteriophage-bacteriocin typing. Stools from the seven involved patients yielded Clostridium difficile isolates of types B1537 or Cld7;B1537. C. difficile was recovered from 31.4% of...

journal_title：American journal of epidemiology

authors： Kaatz GW,Gitlin SD,Schaberg DR,Wilson KH,Kauffman CA,Seo SM,Fekety R

更新日期：1988-06-01 00:00:00

abstract：:Experimental and prevalent case-control studies suggest an association between biomarkers of inflammation, endothelial function, and adiposity and cancer risk, but results from prospective studies have been limited. The authors' objective was to prospectively examine the relations between these biomarkers and cancer r...

journal_title：American journal of epidemiology

authors： Touvier M,Fezeu L,Ahluwalia N,Julia C,Charnaux N,Sutton A,Méjean C,Latino-Martel P,Hercberg S,Galan P,Czernichow S

更新日期：2013-01-01 00:00:00