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Table 3 Number of parents and data collectors expressing each of the barriers and facilitators, plus quotes

From: “Everyone can take photos.” Feasibility and relative validity of phone photography-based assessment of children’s diets – a mixed methods study

ParentsData collectorsCategory
ParentsData collectors
Time-consumingM8, M10, M11, M14DC1, DC3Easy way of expressing oneselfM5, M9, M11, M13DC1, DC2
“It was stressful to have to take photos of the food during the three days […] Mornings are stressful as it is and then to have to photograph the breakfast. That was a stressful moment that I didn’t appreciate” M8
“I guess it [was] hard for them to find time for it. As I understood it they had several children or other tasks” DC3
“That you don’t have to explain so much.” M13
“Often fast response to prompts that we sent via text message.” DC1
Having to remember and do correctlyF1, M8, M10, M11, M13, M14, M16DC1, DC2, DC3User-friendly instructions and remindersM3, M5, M10, M14DC1, DC2
“Sometimes hard to remember that you were to photograph everything [… and] to make it a good photo where the food was displayed clearly.” M16
“Some parents forgot the “after” picture […] Difficult to remember to photograph ALL food” DC1
“Good and informative instructions, easy-to use reference card” M14
“Parents remembered additional things that had been eaten when we sent the evening reminders” DC1
Difficulty in understanding instructions DC1, DC2Simple methodF2, M5, M6, M8, M9, M15, M16DC1, DC2
“I think that some hadn’t understood that they were supposed to include everything. It feels like some thought that it was only, like, the meals. What you would think of as food, maybe you wouldn’t think that sweets are food, you know.” DC2“That you could send it as an MMS, simple and easy.” M6
“Everyone can take photos.” F2
“Felt like the technology of taking photos and sending by MMS was easy for most of them, and that they got reminder the day before and the same day.” DC1
Challenging in irregular situationsEngaging
Differences in family meal preferenceM5, M7, M14DC1, DC3Child involvementM3, M4, M7, M12, F5DC2, DC3
“It’s trickier when you have a child that naturally eats what they feel like from the breakfast table, first one thing, then another thing, then a third thing in more of a buffet style.” M14
“They don’t all [in all the families] have a standard of eating together, but you take a little [food] here and a little there, and then to take pictures of every piece you know…, maybe it wasn’t put on a plate like [for example] sauce and potatoes, they had a different way of eating than what might be considered as standard.” DC3
“Nice that children also enjoy participating in the photographing.” F5
“And the children thought it was fun with the photos. So they were pretty enthusiastic.” DC2
Intake away from homeM1, M10, M15DC1, DC2, DC3Positive experienceM1, M2, M7, M10, F4, M15 
“When we went on an excursion and were going to bring other children.” M15
“Snacks between meals, sweets, they ate at someone else’s or situations when you get a fruit in the shop, or when you are out at a festival or get candy floss or things like that.” DC2
“It was good and educational to participate.” M1
Parental absenceM6, M10, M13, M14DC1, DC2, DC3Well-planned meals and intake at homeM1, M4, M10, M11 
“The child was at granny’s.” M13
“Children who go and take [food and drink] a lot by themselves. They go and pick [food] from the fridge and things like that.” DC2
“Before the meal you had to think of everything, food, drink, toppings, ketchup etc.” M4
  1. F father, M mother, DC data collector