The HELENA online food frequency questionnaire: reproducibility and comparison with four 24-hour recalls in Belgian-Flemish adolescents
International audience ; Objectives To investigate the reproducibility of the HELENA food frequency questionnaire (FFQ), developed as a basis for an online tailored intervention and to compare the FFQ with four computerized 24-hour recalls. Subjects/methods A convenience sample of 48 Belgian-Flemish adolescents completed four computerized 24-hour recalls, the FFQ and a retest one to two weeks later. Correlations, the Wilcoxons Signed Rank test and Bland and Altmans plots were used to compare intakes of 22 food groups, energy (kcal), fibre (g, g/1000 kcal), vitamin C (mg, mg/1000 kcal), calcium... Mehr ...
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Dokumenttyp: | Artikel |
Erscheinungsdatum: | 2010 |
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HAL CCSD
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Schlagwörter: | food frequency questionnaire / adolescents / validity / reliability / online / recall |
Sprache: | Englisch |
Permalink: | https://search.fid-benelux.de/Record/base-26703667 |
Datenquelle: | BASE; Originalkatalog |
Powered By: | BASE |
Link(s) : | https://hal.archives-ouvertes.fr/hal-00516534 |