This paper is in the following e-collection/theme issue:

New Methods (945) Electronic/Mobile Data Capture, Internet-based Survey & Research Methodology (832) Innovations and Technology for Healthy Eating Education (414) Validity, Reliability, and Bias (93)

Published on in Vol 22, No 7 (2020): July

Preprints (earlier versions) of this paper are available at https://preprints.jmir.org/preprint/18059, first published .
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

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

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

Authors of this article:

Anna-Leena Vuorinen1, 2 Author Orcid Image ;   Maijaliisa Erkkola3 Author Orcid Image ;   Mikael Fogelholm3 Author Orcid Image ;   Satu Kinnunen3 Author Orcid Image ;   Hannu Saarijärvi4 Author Orcid Image ;   Liisa Uusitalo3 Author Orcid Image ;   Turkka Näppilä5 Author Orcid Image ;   Jaakko Nevalainen1 Author Orcid Image
Article Authors Cited by (16) Tweetations (9) Metrics

Anna-Leena Vuorinen   1, 2 , PhD ;   Maijaliisa Erkkola   3 , PhD ;   Mikael Fogelholm   3 , PhD ;   Satu Kinnunen   3 , BSc ;   Hannu Saarijärvi   4 , PhD ;   Liisa Uusitalo   3 , PhD ;   Turkka Näppilä   5 , PhD ;   Jaakko Nevalainen   1 , PhD

1 Faculty of Social Sciences (Health Sciences), Tampere University, Tampere, Finland

2 VTT Technical Research Centre of Finland Ltd, Tampere, Finland

3 Department of Food and Nutrition, University of Helsinki, Helsinki, Finland

4 Faculty of Management and Business, Tampere University, Tampere, Finland

5 Tampere University Library, Tampere University, Tampere, Finland

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