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Zoekresultaten - 19 results
Global and regional estimates of genital human papillomavirus prevalence among men: a systematic review and meta-analysis.
1, 2022. Inclusion criteria were population-based surveys in men aged 15 years or older or HPV prevalence studies with a sample size of at least 50 men with no HPV-related pathology or known risk ...
Risk Factors Associated with Severe RSV Infection in Infants: What Is the Role of Viral Co-Infections?
bronchiolitis, but heterogeneity and small sample size in our study prevents us from drawing strong conclusions. RSV is worldwide the leading cause of serious airway infections. Up to 90% of children will be ...
Time trends in the use of field-substitution in the Belgian health interview survey
BHIS (1997-2018) is assessed. We investigated to what extent field-substitution contributes to obtaining the requested net-sample size and whether this has evolved throughout the successive BHIS ’s. ...
Organizing the health interview survey at the local level: design of a pilot study.
target sample size was 1000 (≥ 15 years). A systematic sampling technique was applied with substitutes for non-respondents who were matched in terms of statistical sector, age and sex. Selected persons ...
Residential green space, gardening, and subjective well-being: A cross-sectional study of garden owners in northern Belgium
benefits, but the contribution of domestic gardens to those benefits is insufficiently known. Using data from a cross-sectional sample (n=587) of domestic garden owners in Flanders and Brussels (northern ...
Non-specific symptoms and post-treatment Lyme disease syndrome in patients with Lyme borreliosis: a prospective cohort study in Belgium (2016–2020)
explained by small sample sizes. Conclusions In our study, PTLDS was present in both LB cohorts, yet with a higher percentage in disseminated/late LB patients. Additional research is needed into risk factors ...
Particle size analysis of pristine food-grade titanium dioxide and E 171 in confectionery products: Interlaboratory testing of a SP-ICP-MS screening method and confirmation with transmission electron microscopy.
additive E 171 in the EU, where it is used in a range of alimentary products. As these materials may contain a fraction of particulates with sizes below 100 nm and current EU regulation requires specific ...
Iron Deficiency Is a Risk Factor for Thyroid Dysfunction During Pregnancy: A Population-Based Study in Belgium
women. Methods: The study population comprised a sample of pregnant women in Belgium during the first and third trimesters of pregnancy (n = 1241). Women were selected according to a multistage proportional-to-size ...
Evaluation of the shucking of certain species of scallops contaminated with domoic acid with a view to the production of edible parts meeting the safety requirements foreseen in the Union legislation
acid Pecten maximus Sample Size scallops shucking Abstract: EFSA was asked by the European Commission to provide information on the levels of domoic acid (DA) in whole scallops that would ensure that ...
Validity of self-reported mammography uptake in the Belgian health interview survey: selection and reporting bias.
Health Insurance organizations (BCHI). METHODS: Individual BHIS 2013 data (n = 1040) were linked to BCHI data 2010-13 (BHIS- BCHI sample). Being reimbursed for mammography within the last 2-years was used ...