Skip to main content

Table 4 Agreement of intakes reported using 3D food models and with Intake24, by gender

From: A comparison of food portion size estimation methods among 11–12 year olds: 3D food models vs an online tool using food portion photos (Intake24)

 

3D Models

Intake24

Intake24:3D food models (limits of agreement)

Male (n = 25)

Female (n = 45)

Male (n = 25)

Female (n = 45)

Male (n = 25)

Female (n = 45)

Geometric mean

95% CIb

Geometric mean

95% CI

Geometric mean

95% CI

Geometric mean

95% CI

Ratio of geometric mean (lower; upper)

Food weighta (g)

1762.8

834.9, 3722.0

1617.1

678.9, 3851.5

1707.1

723.5, 4027.7

1645.3

684.4, 3955.2

0.97 (0.66; 1.41)

1.02 (0.65; 1.59)

Energy (kJ)

6294.1

3184.5, 12,440.2

5653.0

2403.8, 13,294.2

6117.6

3590.8, 10,422.6

5631.4

2644.1, 11,993.6

0.97 (0.58; 1.63)

1.00 (0.65; 1.54)

Protein (g)

52.1

20.1, 134.6

47.3

17.2, 129.7

49.6

23.6, 104.3

46.4

20.6, 104.6

0.95 (0.46; 1.98)

0.98 (0.55; 1.75)

Carbohydrate (g)

207.9

108.2, 399.2

181.5

74.6, 442.0

207.2

118.3, 362.8

182.2

82.7, 401.6

1.00 (0.62; 1.62)

1.00 (0.65; 1.54)

Total sugars (g)

77.6

33.9, 177.7

66.0

18.2, 239.7

78.6

31.5, 196.5

68.0

20.2, 228.7

1.01 (0.58; 1.77)

1.03 (0.66; 1.61)

NMES (g)

46.2

9.7, 219.8

39.9

7.2, 221.8

49.6

9.2, 268.8

39.9

6.1, 259.1

1.07 (0.53; 2.19)

1.05 (0.57; 1.92)

NMES (%)

12.5

2.9, 52.8

11.8

2.9, 49.0

13.8

2.8, 68.0

12.1

2.5, 59.1

1.11 (0.55; 2.23)

1.06 (0.56; 1.99)

Fat (g)

51.7

18.7, 143.3

48.7

16.8, 141.5

49.5

22.0, 111.1

48.7

17.6, 134.7

0.96 (0.47; 1.94)

1.00 (0.55; 1.82)

Fat (%)

30.4

17.3, 53.4

31.9

19.5, 52.0

29.9

17.8, 50.4

32.0

19.2, 53.3

0.98 (0.66; 1.46)

1.00 (0.72; 1.39)

Saturated fat (g)

18.7

5.0, 69.8

17.6

5.1, 60.7

17.5

6.0, 51.3

17.1

4.9, 59.1

0.94 (0.43; 2.03)

0.97 (0.49; 1.91)

Saturated fat (%)

11.0

4.4, 27.4

11.5

5.8, 22.8

10.6

4.9, 22.8

11.2

5.1, 24.9

0.97 (0.57; 1.63)

0.97 (0.58; 1.63)

Sodium (mg)

1685.9

588.2, 4831.9

1360.1

435.2, 4251.2

1539.4

639.8, 3703.7

1347.6

455.0, 3991.8

0.91 (0.43; 1.93)

0.99 (0.54; 1.81)

Calcium (mg)

683.6

263.8, 1771.1

541.2

151.7, 1930.2

630.9

246.5, 1615.0

522.5

173.4, 1574.1

0.92 (0.47; 1.82)

0.97 (0.53; 1.75)

Iron (mg)

8.8

3.9, 19.9

7.1

2.3, 21.6

8.5

3.6, 19.9

7.1

2.4, 20.6

0.96 (0.54; 1.72)

0.99 (0.58; 1.71)

Vitamin C (mg)

71.1

12.7, 397.4

59.9

6.6, 546.9

65.9

8.4, 519.5

66.6

9.1, 490.2

0.93 (0.28; 3.04)

1.11 (0.45; 2.77)

  1. aIncludes food and drinks; bCI Confidence interval