Search results - 27 results

How well do physical activity questions perform? A European cognitive testing study.

calculating the total duration of more than one activity or instance of an activity. The revealed problems with the questionnaires were quite similar in different countries; profound cultural differences were ...

Association between variables used in the field substitution and post-stratification adjustment in the Belgian health interview survey and non-response.

non-response bias in population health surveys seems to be quite limited. Health Topics:  Health and disease monitoring Surveillance de la santé et des maladies Ziekten en gezondheid in kaart brengen Service:  ...

Interviewer variability in response rates in the Belgian Health Interview Survey

a standard training program. As in many other surveys unit non-reponse is an important concern. Compared to other national health interview surveys, unit non-response in the Belgian HIS is quite high. ...

Field evaluation of willow under short rotation coppice for phytomanagement of metal-polluted agricultural soils.

productivity levels (3.7 ton DM (dry matter) ha(-1) y(-1)) were obtained on this sandy soil, certain clones exhibited quite acceptable productivity levels (e.g. Zwarte Driebast 12.5 ton DM ha(-1) y(-1)). Even at ...

Clinical pattern characterization of cattle naturally infected by BTV-8.

quite obviously visible (lethargy, conjunctivitis, lesions of nasal mucosa, nasal discharge). Skin lesions, a drop in milk production and weight loss appeared later in the course of the disease. ...

Impact of genetic notification on smoking cessation: systematic review and pooled-analysis.

impact of genetic notification on intention-to-quit smoking and on emotional outcomes as well as the understanding and the recall of this notification. METHODS: A systematic review of articles from ...

Comparison of different approaches to evaluate External Quality Assessment Data.

similarly for sample sizes above 10 and when outliers were at good distance from the centre. For smaller sample sizes and closer outliers, however, the approaches performed quite differently. Tukey’s method ...

Projected reduction in healthcare costs in Belgium after optimization of iodine intake: impact on costs related to thyroid nodular disease.

after a 4-5-year period. The net savings after establishment of the program are therefore estimated to be at least €14 million a year. CONCLUSIONS: Optimization of iodine intake in Belgium should be quite ...

Calibration of Human Coagulation Factor VII Concentrate Ph. Eur. BRP Batch 2

observed with the clotting assay method was quite large and seemed questionable for a referencepreparation. Therefore the use of BRP batch 2 as a reference for the clotting assay method is not ...

Evaluation of different serologic markers for the early detection of avian influenza infection in chickens.

M2 e antibodies was quite different. Indeed, it was rather shorter and disappeared more rapidly (approximately 35 days postinfection) compared to the kinetics of the other antibodies. Therefore, the ...

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