Exposure opportunity in case-control studies.

abstract：:The isolation of chlamydial trachomatis in sera of patients with gon ococcal urethritis (GU), non-gonococcal urethritis (NGU), post-gonococca l urethritis (PGU) and trachomainclusion conjunctivitis (TRIC) is discussed. Chlamydiae were isolated in 40% of men with NGU, 20-30% with GU and 0-7% of men with symptomatic or...

journal_title：American journal of epidemiology

authors： Richmond SJ,Sparling PF

更新日期：1976-05-01 00:00:00

abstract：:The authors investigated the association between intrauterine growth and intellectual disability (ID). The appropriateness of intrauterine growth was assessed using percentage of optimal birth weight, a measure that accounts for gestational age, maternal height, parity, and infant sex. Using population-based record li...

journal_title：American journal of epidemiology

authors： Leonard H,Nassar N,Bourke J,Blair E,Mulroy S,de Klerk N,Bower C

更新日期：2008-01-01 00:00:00

abstract：:Gender and cigarette smoking are among the most consistent predictors of bladder cancer risk. After adjustment for known risk factors, an excess risk remains for males, suggesting that other factors may be responsible for the gender differences. Given limited data on hormonal or reproductive factors and bladder cancer...

journal_title：American journal of epidemiology

authors： McGrath M,Michaud DS,De Vivo I

更新日期：2006-02-01 00:00:00

abstract：:Two families of gorillas, comprising 13 animals, were studied in 1980-1982 for hepatitis virus infections. It was found that 27% of them had evidence of hepatitis B infection, and 23% evidence of hepatitis A infection. The four parents had been born in the wild and all of them had been infected with hepatitis B. The t...

journal_title：American journal of epidemiology

authors： Linnemann CC Jr,Kramer LW,Askey PA

更新日期：1984-03-01 00:00:00

abstract：:The ratio of cancer occurrence among smokers compared to nonsmokers has been generally reported to be greatest for carcinomas arising in the lung and larynx. This report presents the results of an investigation into mechanisms underlying the temporal trends in the incidence of these two forms of cancer in Scotland ove...

journal_title：American journal of epidemiology

authors： Boyle P,Robertson C

更新日期：1987-04-01 00:00:00

abstract：:Despite growing interest and concern about men's mental health during the perinatal period, we still do not know whether men are more vulnerable to mental health problems during this time. The current study is one of the first to use longitudinal, population-based data to investigate whether becoming an expectant and/...

journal_title：American journal of epidemiology

authors： Leach LS,Olesen SC,Butterworth P,Poyser C

更新日期：2014-09-15 00:00:00

abstract：:Ambient levels of particulate matter have been linked to cardiovascular disease. The mechanisms mediating these associations are poorly understood. One candidate mechanism is inflammation. Using data from the Multi-Ethnic Study of Atherosclerosis (2000-2002), the authors investigated the relation between exposure to p...

journal_title：American journal of epidemiology

authors： Diez Roux AV,Auchincloss AH,Astor B,Barr RG,Cushman M,Dvonch T,Jacobs DR Jr,Kaufman J,Lin X,Samson P

更新日期：2006-09-01 00:00:00

abstract：:Factor analysis has previously identified four independent factors that characterize the insulin resistance syndrome in women, interpreted as 1) weight/waist, 2) lipids, 3) insulin/glucose, and 4) systolic and diastolic blood pressure. Because it is not known whether similar factors emerge for men, or for diabetics, f...

journal_title：American journal of epidemiology

authors： Edwards KL,Burchfiel CM,Sharp DS,Curb JD,Rodriguez BL,Fujimoto WY,LaCroix AZ,Vitiello MV,Austin MA

更新日期：1998-03-01 00:00:00

abstract：:The purpose of this cross-sectional analysis of women aged 35-49 years from the Third National Health and Nutrition Examination Survey, conducted between 1988 and 1994, was to assess associations with menopausal status based either on menstrual cycle patterns or on elevated (>20 IU/liter) follicle-stimulating hormone....

journal_title：American journal of epidemiology

authors： Cooper GS,Baird DD,Darden FR

更新日期：2001-06-15 00:00:00

abstract：:Lung cancer mortality in England and Wales among males in the age group 25 to 84 over the years 1941 to 1975 was analyzed. Using cigarette consumption information from the Tobacco Research Council and a statistical model, relative and attributable risks were estimated. The lung cancer deaths could be partitioned into ...

journal_title：American journal of epidemiology

authors： Stevens RG,Moolgavkar SH

更新日期：1984-04-01 00:00:00

abstract：:Women with higher parity have a lower risk of ovarian cancer possibly because of pregnancy hormones, but the specific effect of different pregnancy hormones on ovarian cancer risk is not clear. Some clarification might be gained by considering situations where hormone levels vary between pregnancies. Study participant...

journal_title：American journal of epidemiology

authors： Jordan SJ,Green AC,Nagle CM,Olsen CM,Whiteman DC,Webb PM,Australian Cancer Study (Ovarian Cancer) Group.,Australian Ovarian Cancer Study Group.

更新日期：2009-09-01 00:00:00

abstract：:The authors utilize an analytic strategy that combines tree-based analyses with the method of Mantel-Haenszel to evaluate the association of 11 putative risk factors to spontaneous abortion by controlling for 19 potential confounders. Logistic regression is also used for comparison. The data for this study were collec...

journal_title：American journal of epidemiology

authors： Zhang H,Bracken MB

更新日期：1996-11-15 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：:The knowledge of leprosy epidemiology is still extremely limited as to basic epidemiologic characteristics. Only the infectious agent and the reservoir of infection have been firmly established. It is all the more surprising that very few studies of analytical leprosy epidemiology are reported in the literature. In or...

journal_title：American journal of epidemiology

authors： de Vries JL,Perry BH

更新日期：1985-03-01 00:00:00

abstract：:There has been a long-standing debate about whether birth weight directly affects adult blood pressure, or whether the association is entirely mediated through current weight. In this issue of the Journal, Chiolero et al. (Am J Epidemiol. 2014;179(1):4-11) quantitatively evaluate whether bias from an unmeasured confou...

journal_title：American journal of epidemiology

authors： Howards PP

更新日期：2014-01-01 00:00:00

abstract：:Above-average exposure to electromagnetic fields has been associated with certain nonmalignant medical conditions such as amyotrophic lateral sclerosis, other neurologic diseases, depressive symptoms, and suicide. The authors conducted a nationwide mortality study in Denmark of 21,236 men employed in utility companies...

journal_title：American journal of epidemiology

authors： Johansen C,Olsen JH

更新日期：1998-08-15 00:00:00

abstract：:Vaccinating school-aged children against influenza can reduce age-specific and population-level illness attack rates. Using a stochastic simulation model of influenza transmission, the authors assessed strategies for vaccinating children in the United States, varying the vaccine type, coverage level, and reproductive ...

journal_title：American journal of epidemiology

authors： Basta NE,Chao DL,Halloran ME,Matrajt L,Longini IM Jr

更新日期：2009-09-15 00:00:00

abstract：:Although past studies have shown that oral contraceptives with 50 microg or more of estrogen reduce the risk of ovarian cancer, it is not clear whether newer, lower-dose formulations do as well. We conducted a population-based, case-control study in the Delaware Valley to assess the impact of dose of oral contraceptio...

journal_title：American journal of epidemiology

authors： Ness RB,Grisso JA,Klapper J,Schlesselman JJ,Silberzweig S,Vergona R,Morgan M,Wheeler JE

更新日期：2000-08-01 00:00:00

abstract：:Sequences of treatments that adapt to a patient's changing condition over time are often needed for the management of chronic diseases. An adaptive treatment strategy (ATS) consists of personalized treatment rules to be applied through the course of a disease that input the patient's characteristics at the time of dec...

journal_title：American journal of epidemiology

authors： Simoneau G,Moodie EEM,Azoulay L,Platt RW

更新日期：2020-05-05 00:00:00

abstract：:We conducted a retrospective study among 4,734 women who served in the US military in Vietnam (Vietnam cohort), 2,062 women who served in countries near Vietnam (near-Vietnam cohort), and 5,313 nondeployed US military women (US cohort) to evaluate the associations of mortality outcomes with Vietnam War service. Vetera...

journal_title：American journal of epidemiology

authors： Kang HK,Cypel Y,Kilbourne AM,Magruder KM,Serpi T,Collins JF,Frayne SM,Furey J,Huang GD,Kimerling R,Reinhard MJ,Schumacher K,Spiro A 3rd

更新日期：2014-03-15 00:00:00

abstract：:Using 1973-2000 mesothelioma incidence data released by the Surveillance, Epidemiology, and End Results Program in April 2003, the authors estimated the parameters of a birth-cohort and age model to determine whether previously reported patterns of mesothelioma in the United States have changed. Compared with analyses...

journal_title：American journal of epidemiology

authors： Price B,Ware A

更新日期：2004-01-15 00:00:00

abstract：:The identification of the environmental factors causing insulin-dependent diabetes in children has remained elusive. However, evidence is rapidly accumulating that childhood diabetes exhibits epidemic patterns, much like that seen with an infectious disease. It is likely that within these epidemics the environmental d...

journal_title：American journal of epidemiology

authors：

更新日期：1992-04-01 00:00:00

abstract：:A statewide cross-sectional study of risk factors for seropositivity for antibody to Borrelia burgdorferi in outdoor workers in New Jersey was performed in September and October 1988. The crude odds ratio associated with exposure to ticks on the primary state job was 2.2 (95% confidence interval (CI) 0.7-9.0). After a...

journal_title：American journal of epidemiology

authors： Schwartz BS,Goldstein MD

更新日期：1990-05-01 00:00:00

abstract：:Recently, the focus of research on cardiovascular risk factors has broadened because of new data demonstrating benefits of low risk (i.e., favorable) levels of all major modifiable risk factors. Most data on low risk relate to coronary heart disease, not stroke. This population-based, 12-sample, Italian study (Progett...

journal_title：American journal of epidemiology

authors： Giampaoli S,Palmieri L,Panico S,Vanuzzo D,Ferrario M,Chiodini P,Pilotto L,Donfrancesco C,Cesana G,Sega R,Stamler J

更新日期：2006-05-15 00:00:00

abstract：:A nested case-control hospital study and a midwife-based community cohort study were conducted in Central Sudan during 1989 and 1990 to assess the contribution of mesoendemic malaria to low birth weight. Malarial infection was determined by maternal history, parasitology, and histopathology. There were significant ass...

journal_title：American journal of epidemiology

authors： Taha Tel T,Gray RH,Mohamedani AA

更新日期：1993-09-01 00:00:00

abstract：:During 1979, an outbreak of mixed enterovirus infections occurred in Kansas City and adjacent communities. Sixty-six enteroviruses and 7 adenoviruses were recovered from 73 persons in a survey hospital population. Twenty-eight persons yielded echovirus type 11, 22, echovirus type 6, and 16 either echovirus type 9 or C...

journal_title：American journal of epidemiology

authors： Wenner HA,Abel D,Olson LC,Burry VF

更新日期：1981-09-01 00:00:00

abstract：:Contemporary searches for new risk factors frequently involve genome-wide explorations of very large numbers of candidate risk variants. Given that diseases can often be classified into subtypes that possess evidence of etiologic heterogeneity, the question arises as to whether or not a search for new risk factors wou...

journal_title：American journal of epidemiology

authors： Begg CB,Zabor EC

更新日期：2012-09-15 00:00:00

abstract：:The purpose of this study was to examine the effect of characteristics of social networks and support on depressive symptoms in the elderly. The subjects were 1,962 noninstitutionalized persons 65 years and older from the New Haven Establishment of Populations for Epidemiologic Study of the Elderly in 1982, who were a...

journal_title：American journal of epidemiology

authors： Oxman TE,Berkman LF,Kasl S,Freeman DH Jr,Barrett J

更新日期：1992-02-15 00:00:00

abstract：:This study examines the impact of military service on 13 categories of self-reported physical health problems by using a sample of 2,260 American male-male monozygotic twin pairs who served on active duty during the Vietnam War. Data were collected in 1987 by using mail and/or telephone interviews. Twins who served in...

journal_title：American journal of epidemiology

authors： Eisen SA,Goldberg J,True WR,Henderson WG

更新日期：1991-07-01 00:00:00

abstract：:Periconceptional intake of folic acid prevents some neural tube defects (NTDs). Other nutrients may also contribute to NTD etiologies; a likely candidate is choline. Similar to folic acid, choline is involved in one-carbon metabolism for methylation of homocysteine to methionine. The authors investigated whether mater...

journal_title：American journal of epidemiology

authors： Shaw GM,Carmichael SL,Yang W,Selvin S,Schaffer DM

更新日期：2004-07-15 00:00:00