Published on in Vol 6, No 11 (2022): November

Preprints (earlier versions) of this paper are available at https://preprints.jmir.org/preprint/35933, first published .
A Short Digital Food Frequency Questionnaire (DIGIKOST-FFQ) Assessing Dietary Intake and Other Lifestyle Factors Among Norwegians: Qualitative Evaluation With Focus Group Interviews and Usability Testing

A Short Digital Food Frequency Questionnaire (DIGIKOST-FFQ) Assessing Dietary Intake and Other Lifestyle Factors Among Norwegians: Qualitative Evaluation With Focus Group Interviews and Usability Testing

A Short Digital Food Frequency Questionnaire (DIGIKOST-FFQ) Assessing Dietary Intake and Other Lifestyle Factors Among Norwegians: Qualitative Evaluation With Focus Group Interviews and Usability Testing

Hege Berg Henriksen   1 , PhD ;   Markus Dines Knudsen   2, 3, 4 , PhD ;   Monica Hauger Carlsen   1 , PhD ;   Anette Hjartåker   1 , PhD ;   Rune Blomhoff   1, 5 , PhD

1 Department of Nutrition, Institute of Basic Medical Sciences, University of Oslo, Oslo, Norway

2 Section for Colorectal Cancer Screening, Cancer Registry of Norway, Oslo, Norway

3 Department of Transplantation Medicine, Division of Surgery, Inflammatory Diseases and Transplantation, Oslo University Hospital, Rikshospitalet, Oslo, Norway

4 Department of Epidemiology, Harvard TH Chan School of Public Health, Boston, MA, United States

5 Division of Cancer Medicine, Oslo University Hospital, Oslo, Norway

Corresponding Author: