Table 1 Summary description of food record participants (n = 1858 participants)

Age (yrs)^a

–

58.65

14.07

61.46

71.36

18.59

89.96

Sex (M/F)

88% F, 12% M

–

–

–

–

–

–

BMI (kg/m²)^a

–

25.94

4.98

25.04

39.26

15.93

55.18

Weight (kg)^a

–

69.43

14.14

67.25

101.85

39.95

141.8

Ethnicity

97.1% Caucasian, 2.4% BME, 0.5% Missing

–

–

–

–

Zygosity (MZ/DZ)

242 DZ pairs, 361 MZ pairs

–

–

–

–

–

–

Protein (g)^a

–

79.93

30.82

75.3

193.41

9.79

203.2

Fat (g)^a

–

70.61

28.04

67.38

151.95

2.77

154.72

Carbohydrate (g)^a

–

220.38

77.39

212.12

444.62

37.3

481.92

Fibre AOAC (g)^a

–

19.24

9.08

18.09

77.2

0.99

78.19

Energy (kcal)^a

–

1847.42

550.18

1806.15

3827.7

522.9

4350.6