Results 21 to 30 of about 5,294,790 (308)
Population-based Cohort Studies [PDF]
In population-based cohort studies, a sample, or even the entirety, of a defined population is selected for longitudinal assessment of exposure-outcome relations. Because of their typically high cost and logistic complexities, population-based cohort studies generally evaluate multiple hypotheses, some defined a priori as well as some suggested in the ...
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Dynamic railway junction rescheduling using population based ant colony optimisation [PDF]
The file attached to this record is the author's final peer reviewed version. The Publisher's final version can be found by following the DOI link.Efficient rescheduling after a perturbation is an important concern of the railway industry. Extreme delays
Eaton, Jayne, Yang, Shengxiang
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Background Defining multimorbidity has proved elusive in spite of attempts to standardise definitions. For national studies, a broad definition is required to capture national diversity.
Nasrin Hafezparast +7 more
doaj +1 more source
Use of antibiotics and other treatments in Chinese adults with acute cough: An online survey
Background: Acute respiratory tract infections are common worldwide and there has been a rapid increase in antibiotic consumption. This study aimed to identify use of various treatments and their association with the use of antibiotics and patient ...
Xiao-Yang Hu +9 more
doaj +1 more source
An international prospective general population-based study of respiratory work disability [PDF]
Background: Previous cross-sectional studies have shown that job change due to breathing problems at the workplace (respiratory work disability) is common among adults of working age.
Antó, J.M. +11 more
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Background Breast and cervical cancers represent a significant cause of morbidity and mortality among women. The purpose of this study was to analyse the survival and time trends in two of the most common female cancers in the Regional Health District ...
Allini Mafra da Costa +3 more
doaj +1 more source
Maternal and fetal risk factors for stillbirth : population based study [PDF]
Objective: To assess the main risk factors associated with stillbirth in a multiethnic English maternity population. Design: Cohort study. Setting: National Health Service region in England.
Francis, A. (André) +4 more
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The study aimed to assess the proportion mediated by the duration of exposure to ergonomic factors at work on the relationship between socioeconomic position (SEP) and low walking speed.
Angelo d'Errico +9 more
doaj +1 more source
The State of Towns and the Urban Population of Eastern Siberia in the 1850s–1880s: Based on the Materials of Reports of Loyal Governors-General [PDF]
The article considers informative information about the cities and urban population of Eastern Siberia in the post-reform period based on the materials of the most comprehensive reports of the governors-general.
The State of Towns and the Urban Population of Eastern Siberia in the 1850s–1880s: Based on the Materials of Reports of Loyal Governors-General
doaj +1 more source
Population-Based Structural Health Monitoring [PDF]
One of the dominant challenges in data-based structural health monitoring (SHM) is the scarcity of measured data corresponding to different damage states of the structures of interest. A new arsenal of advanced technologies is described here that can be used to solve this problem. This new generation of methods is able to transfer health inferences and
Gardner, P. +6 more
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