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Table 7 Cohen’s kappa for agreement between number of participants reporting consumption > 0 in both 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 and beverage item

Total (N = 94)

% participants that reported consumption > 0 servings (95% CI)

κ value (95% CI)

SLBDS

24DR

Medium size desserts

17.0 (9.4, 24.6)

17.0 (9.4, 24.6)

0.85 (0.71, 0.99)

Medium size sweets

34.4 (24.5, 43.6)

31.9 (22.5, 41.3)

0.71 (0.56, 0.86)

Sweet fizzy drinks

18.1 (10.3, 25.9)

11.7 (5.2, 18.2)

0.75 (0.56, 0.94)

Jaggery

4.3 (0.2, 8.3)

3.2 (0.0, 6.7)

0.85 (0.57, 1.00)

Sugar

66.0 (56.4, 75.5)

69.2 (59.8, 78.5)

0.78 (0.65, 0.92)

Tea/coffee

82.0 (74.2, 89.8)

83.0 (75.4, 90.6)

0.74 (0.56, 0.92)