Résultats de la recherche - 188 results
Monitoring of Laboratory-Acquired Infections
the environment from possible harmful effects from these activities, a number of safety measures are in place regarding containment in laboratories and training of personnel. In addition, the safety ...
Multinomial additive hazard model to assess the disability burden using cross-sectional data.
attribution method to multinomial responses, since disability is often measured as a multicategory variable in most surveys, representing different severity levels. The R function constrOptim is used to ...
Perspective: Essential Study Quality Descriptors for Data from Nutritional Epidemiologic Research.
quality of cohort, case-control, and cross-sectional studies and dietary measurement. Second, 2 face-to-face workshops were organized to determine the study characteristics that affect data quality. Third, ...
Improved Metrological Traceability of Particle Size Values Measured with Line-Start Incremental Centrifugal Liquid Sedimentation.
certified Stokes diameter and density value must come with a realistic measurement uncertainty and with a traceability statement. As is the case for several other techniques, the calibrants do not always come ...
Public Health Impact of Congenital Toxoplasmosis and Cytomegalovirus Infection in Belgium, 2013: A Systematic Review and Data Synthesis.
the burden due to fetal losses was included and decreases in DALY s when comprehensive CT prevention measures were conducted. Addressing the key data gaps identified may allow generation of the data ...
Influence of apixaban on commonly used coagulation assays: results from the Belgian national External Quality Assessment Scheme.
difference in sensitivity. Fibrinogen results were unaffected by the presence of apixaban, but antithrombin activity was considerably overestimated when measured with a FX a-based assay. At 225 ng/mL apixaban, ...
Effect of allergic bronchopulmonary aspergillosis on FEV1 in children and adolescents with cystic fibrosis: a European Cystic Fibrosis Society Patient Registry analysis.
Society Patient Registry. PARTICIPANTS: 3350 patients aged 6-17 years. MAIN OUTCOME MEASURE: FEV1 percent predicted was the main outcome measure (one measurement per year per child). To describe the effect ...
Prevalence of Age-Related Macular Degeneration in Europe: The Past and the Future.
compared between late AMD subtypes; geographic atrophy (GA) and choroidal neovascularization (CNV). MAIN OUTCOME MEASURES: Prevalence of early and late AMD, BCVA, and number of AMD cases. RESULTS: ...
Antimutagenicity, antioxidant activity and cytotoxicity of n-tetracosanol, eiocosanoic acid and arjunolic acid isolated from Combretum microphyllum (Combretaceae)
had pronounced antioxidant activity (measured as DPPH freescavenging activity) with an EC50 value of 0.51 ìg/ml. The cytotoxicity of theisolated compounds were determined in the MTT assay using human ...
Attribution of global foodborne disease to specific foods: Findings from a World Health Organization structured expert elicitation
equal and performance weights. Performance weighted results are reported as they increased the informativeness of estimates, while retaining accuracy. We report measures of central tendency and ...