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Table 6 Cohen’s kappa for agreement between achievement of the Sri Lankan Food Based Dietary Guideline recommendations calculated from the SLBDS and 24DR

From: Relative validity of a brief dietary survey to assess food intake and adherence to national dietary guidelines among Sri Lankan adults

Food groups

Total (N = 94)

% participants who achieved SLFBDG recommendation (95% CI)

κ value (95% CI)

SLBDS

24DR

Rice, bread, other cereals and yams

52.1 (42.0, 62.2)

57.5 (47.5, 67.4)

0.76 (0.63, 0.89)

Fruit

23.40 (14.9, 32.0)

19.2 (11.2, 27.1)

0.81 (0.66, 0.96)

Vegetables

7.5 (2.3, 12.8)

12.8 (6.0, 19.5)

0.59 (0.32, 0.86)

Fish, pulses, meat and eggs

64.9 (55.3, 74.6)

78.7 (70.5, 87.0)

0.61 (0.45, 0.78)

Milk and dairy products

34.0 (24.5, 43.7)

30.9 (21.5, 40.2)

0.64 (0.47, 0.80)