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Table 2 Completion characteristics for the first (N = 156) and second (N = 45) recalls

From: Automated Self-Administered 24-H Dietary Assessment Tool (ASA24) recalls for parent proxy-reporting of children’s intake (> 4 years of age): a feasibility study

Characteristics of completion

First recall (N = 156)

Second recall (N = 45)

 Response rate overall, n (%)

163/471 (34.6)

46/78 (59.0)

 Response rate pre-incentive, n (%)

105/311 (33.8)

20/39 (51.3)

 Response rate post-incentive, n (%)

58/160 (36.3)

26/39 (66.7)

 Number of attempts to complete, n (%)

  

  1

144 (92.3)

45 (100)

  2

12 (7.7)

0 (0)

 Recall indicative of normal intake, n (%)

  

  Much more than usual intake

4 (2.6)

0 (0)

  Usual intake

144 (92.3)

43 (95.6)

  Much less than usual intake

8 (5.1)

2 (4.4)

 Time between receiving email invitation and completing recall (days), median (IQR)

2.0 (7.5)

7.0 (7.0)

 Total recall session duration (min), median (IQR)

29.5 (17.0)

23.0 (14.0)

 Number of foods reported, median (IQR)

18.0 (6.0)

18.0 (8.0)