11,451,444 papers found

Based on recent computed tomography (CT) studies that have suggested the presence of distinct structural abnormalities in the brains of chronic schizophrenics, the authors evaluated 23 chronic schizophrenics and 23 controls by CT, using linear and area lateral ventricular measures, sulcal and Sylvian fissure widths and…

This study's aim was to build a web service that automatically collects and tests hypotheses for possible allergy risks. We crowdsourced for unknown allergy risks, and obtained odds ratios. By using the collected hypotheses, we built a web service that estimates allergy risks from a questionnaire (consisting of 10 ques…

This paper describes a national birth cohort study of influences on health, development and ageing processes throughout life, so far to age 65 years. It began as an early post-war study of maternity in England, Wales and Scotland two years before the NHS began, and continued as a follow-up study of a large sample (5362…

Beyond calling attention to Lee, Cho, Seo, Lee, and Choi's (2014) worthy construct validation regimen, the purpose of this brief note is to extend the study's effect by interpreting the broader than usual empirical and theoretical connections in a way that may not be obvious.

Early studies documented an inverse association between the HIV risk and duration of injection among injection drug users (IDUs). Results from subsequent studies have been inconsistent. To examine this issue, we conducted interviews with 395 street-recruited active IDUs from 38 neighborhoods in New York City during 200…

In the natural environment, color discriminations are made within a rich context of spatial and temporal variation. In classical laboratory methods for studying chromatic discrimination, there is typically a border between the test and adapting fields that introduces a spatial chromatic contrast signal. Typically, the…

The Etiology, Risk Factors and Interactions of Enteric Infections and Malnutrition and the Consequences for Child Health and Development (MAL-ED) cohort in the study's Fortaleza, Brazil, catchment area has a population of approximately 82 300 inhabitants. Most of the households (87%) have access to clean water, 98% hav…

The Authors pay attention to small tattoo removal by means of the utilization of the CO2 laser. Moreover, the Authors emphasize the drawback of double treatment which, usually, the patient suffers in tattoo removal by CO2 laser. Then, the pressure of the Authors is small sized tattoo removal in only one sitting achievi…

With the introduction of potential reduced exposure products (PREPs) and the interest in studying tobacco harm reduction, sound research and surveillance are needed to examine and understand the distribution and availability of PREPs in communities, as well as the tobacco industry's marketing practices surrounding thes…

Questionnaire design is considered in the context of a longitudinal panel study focusing on the careers of people qualifying from all four branches of the UK nurse diploma course. Separate, but comparable, questionnaires were developed for each branch in order to produce information which reflected the differences betw…

During the past 15 years, issues regarding the ethical conduct of quality improvement activities have emerged. Recently, many have called for regulation of quality improvement studies using institutional review boards. The author reviews the history of the human rights argument within the context of a relevant, newly r…

A randomised controlled study of nurse-led shared care of patients awaiting coronary artery bypass surgery led to significant improvements in patients' care management. Here, we summarise the study's findings.

OBJECTIVE: Estimate the magnitude of the association between population mobility, measured by net migration rate (NMR), and HIV prevalence in Central America and Mexico. METHODS: Using time series models, based on public information from UNAIDS, UNDP, ECLAC, and the World Bank for the period 1990-2009, this associatio…

As well as protecting the rights of participants, a study's ethics must encompass the quality of its execution. As such, international standards have been established for studies involving human subjects. The objective of this review is to evaluate the usefulness of the Guide to Good Clinical Practice and "study monito…

The provision of educational services to students who are deaf or hard of hearing in the compulsory school years in Australia has seen a shift from exclusive, isolated settings in the 1970s to an inclusive approach personalized to cater to the diversity of those students requiring educational support. Universities that…