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Table 4 Respondent feedback on dietary assessments

From: Feasibility of a commercial smartphone application for dietary assessment in epidemiological research and comparison with 24-h dietary recalls

Statement (n respondents)a

Agree/Strongly Agree

n (%)

Undecided

n (%)

Disagree/Strongly Disagree

n (%)

Learning how to use the app was not difficult (n = 50)

47 (94)

1 (2)

2 (4)

The app was convenient to use (n = 49)

39 (80)

5 (10)

5 (10)

The foods I usually eat were easy to find on the app (n = 50)

26 (52)

8 (16)

16 (32)

I often recorded my food and drinks straight away (n = 50)

29 (58)

5 (10)

16 (32)

I found the app easy to use (n = 50)

41 (82)

6 (12)

3 (6)

The bar code scanner was useful (n = 43)

33 (77)

5 (12)

5 (12)

The app is likely to measure my diet accurately (n = 50)

37 (74)

7 (14)

6 (12)

I found it easy to estimate portion sizes (n = 50)

25 (50)

12 (24)

13 (26)

Overall I was satisfied using the app (n = 50)

40 (80)

4 (8)

6 (12)

I often included my own recipes when using the app (n = 42)

27 (64)

2 (5)

13 (31)

 

App

n (%)

 

Recall

n (%)

Which method of dietary collection did you prefer? (n = 48)

40 (83)

 

8 (17)

Why did you prefer the app or recalls? (n = 40)b

   

 More convenient

29 (60)

 

2 (4)

 Easier to complete

28 (58)

 

5 (10)

 More accurate

24 (50)

 

5 (10)

 Less time consuming

21 (44)

 

5 (10)

 Easy to remember

20 (42)

 

1 (2)

 Portable

20 (42)

 

 Enjoyable to use

4 (8)

 

 Learnt something new

3 (6)

 

  1. aQuestions were not compulsory therefore the total number of respondents varies by question
  2. bMultiple responses were permitted