Case crossover

The significant risk of adverse events following medical procedures supports a clinical epidemiological approach based on the analyses of collections of electronic medical records. Data analytical tools might help clinical epidemiologists develop more appropriate case-crossover designs for monitoring patient safety.

8p visteverogers 24-06-2023 4 2   Download

Data on utilization patterns and safety of non-steroidal anti-inflammatory drugs (NSAIDs) in children are scarce. The purpose of this study was to investigate the utilization of NSAIDs among children in four European countries as part of the Safety Of non-Steroidal anti-inflammatory drugs (SOS) project.

12p vinatri2711 29-02-2020 11 1   Download

The objectives of this study were: 1) To measure intoxication among traffic related injured male victims using a breathalyzer, and 2) To estimate the risk of traffic injury after acute alcohol consumption using the case-crossover analysis.

12p thiendiadaodien_9 04-03-2019 12 1   Download

The paper also outlines a number of possible actions that EPA could take to ease the implementation of trading programs. These actions include providing guidance, technical and financial assistance, and explicit approval of trading as agency policy. Although EPA is considering drafting guidance for communities that wish to initiate their own pollutant trading projects, EPA officials told us that the number and variety of uncertainties surrounding trading have hindered ...

12p tainhacmienphi 19-02-2013 38 3   Download

Throughout the entire project many assumptions and methodological decisions had to be made along the various calculation steps in the domains of air pollution, epidemiology and economics. On each level, the method of dealing with uncertainty had to be defined. The research group decided that the main calculation ought to apply an “at least” approach, thus consistently selecting methodological assumptions in a way to get a result which may be expected to be “at least” attributable to air pollution.

11p doipassword 01-02-2013 41 4   Download

For progress to be maintained in a clinical field like sleep medicine, unimpeded, unrestricted access to data and the advances in clinical practice should be available. The reason this book is exciting is that it breaks down the barriers to dissemination of information. Researchers at the forefront of areas that have limited funding can find it difficult to get data from randomised, double-blind, (placebo-controlled), crossover or parallel group studies, etc., and so may be limited to the lowest level of scientific research, i.e. single case, or restricted observational series....

202p wqwqwqwqwq 21-07-2012 75 12   Download

An association between exposure to vehicular traffic in urban areas and the exacerbation of cardiovascular disease has been suggested in previous studies. This study was designed to assess whether exposure to traffic can trigger myocardial infarction. methods We conducted a case–crossover study in which cases of myocardial infarction were identified with the use of data from the Cooperative Health Research in the Region of Augsburg Myocardial Infarction Registry in Augsburg, in southern Germany, for the period from February 1999 to July 2001....

11p muakhuya 07-07-2012 56 4   Download