Characterization and Correction of Bias Due to Nonparticipation and the Degree of Loyalty in Large-Scale Finnish Loyalty Card Data on Grocery Purchases: Cohort Study

BackgroundTo date, the evaluation of diet has mostly been based on questionnaires and diaries that have their limitations in terms of being time and resource intensive, and a tendency toward social desirability. Loyalty card data obtained in retailing provides timely and objective information on die...

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Hoofdauteurs: Vuorinen, Anna-Leena (Auteur), Erkkola, Maijaliisa (Auteur), Fogelholm, Mikael (Auteur), Kinnunen, Satu (Auteur), Saarijärvi, Hannu (Auteur), Uusitalo, Liisa (Auteur), Näppilä, Turkka (Auteur), Nevalainen, Jaakko (Auteur)
Formaat: Boek
Gepubliceerd in: JMIR Publications, 2020-07-01T00:00:00Z.
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3rd Floor Main Library

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