BackgroundWith widespread use of the internet, lifestyle and dietary data collection can now be facilitated using online questionnaires as opposed to paper versions. We have...

Overall perceived quality of the eNutri app by participants (n = 322) of the EatWellUK study presented by small (n = 92), medium (n = 38) and large (n = 191) device screen sizes.

Demographic characteristics of the participants (n = 324) who completed the EatWellUK baseline FFQ.