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Table 2 Mean intakes and correlations for energy intake, macronutrients and selected key healthy and unhealthy foods and beverages estimated by 24 h telephone dietary recalls and RiksmatenFlex (n = 52)

From: Validation of an web-based dietary assessment tool (RiksmatenFlex) against doubly labelled water and 24 h dietary recalls in pregnant women

  

Mean (SD)

Difference between meansa

Correlation coefficientb

 
 

24 h

Riksmaten

Flex

p value

r

p value

 

Energy intake (kJ)

9427 (1817)

9432 (1936)

0.978

0.727

< 0.001

Protein (E%)

15.0 (2.6)

14.7 (2.3)

0.322

0.707

< 0.001

Fat (E%)

41.5 (5.3)

40.5 (5.4)

0.151

0.612

< 0.001

Carbohydrates (E%)

41.3 (5.5)

42.5 (5.5)

0.053

0.708

< 0.001

Healthy foods

     

Fruit and vegetables (g/day)

426 (149)

436 (161)

0.382

0.840

< 0.001

Fish and shellfish (g/day)

33.8 (47.2)

32.0 (40.2)

0.900c

0.931d

< 0.001

Nuts and seeds (g/day)

9 (11)

7 (8)

0.230c

0.827d

< 0.001

Unhealthy foods

     

Red meat (g/day)

39 (44)

36 (34)

0.717c

0.912d

< 0.001

Processed meat (g/day)

28 (33)

26 (32)

0.223c

0.852d

< 0.001

Sweet and savory treats (g/day)

70 (46)

82 (60)

0.170c

0.751d

< 0.001

Sugar sweetened beverages (g/day)

107 (177)

114 (182)

0.440c

0.843d

< 0.001

Other beverages

     

Artificially sweetened beverages (g/day)

78 (159)

79 (176)

0.831c

0.913d

< 0.001

Fruit juice (g/day)

95 (108)

97 (101)

0.136c

0.924d

< 0.001

  1. E%, percentage of total daily energy intake; SD, standard deviation
  2. a Analyzed with parametric test (paired samples t test) or non-parametric test (Wilcoxon Signed Ranks Test)
  3. b Analyzed with parametric test (Pearson Correlation) or non-parametric test (Spearman correlation)
  4. c Wilcoxon Signed Ranks Test
  5. d Spearman correlation coefficient