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Table 4 Reliability measurement inter evaluators for price and variety of products

From: Adaption and reliability of the Nutrition Environment Measures for stores (NEMS-S) instrument for use in urban areas of Chile

 

Availability a

Priceb

Varietya

 

Kappa

% Agreement

n

ICC

Kappa

% Agreement

Rice

      

White

0.84

96.2

18

0.7

integral

0.91

96.2

14

1

Liquid milk

      

Whole

1

100

18

0.99

Skim

1

100

18

1

Oil

      

Olive

0.82

92.3

12

1

Sunflower

1

100

14

0.76

Vegetable

0.87

96.2

13

0.76

Wheat flour

      

White

1

100

17

0.96

Integral

1

100

12

0.99

Yogurt

      

Whole

1

100

14

0.65

Skim

1

100

16

1

Dried noodles

      

White

0.84

96.2

21

0.75

Integral

0.84

92.3

11

0.99

Wholemeal bread

      

Bread shake

0.92

96.2

10

0.76

Mold integral

0.84

96.2

7

0.94

Cheese and derivatives

      

Mature cheese

0.33

80.8

15

0.70

Quesillo

0.78

92.3

11

0.89

Other extra fruits

0.80

92.3

Other extra fresh vegetables

0.76

92.3

Other extra legumes

1

100

  1. Abbreviations: ICC intraclass correlation coefficient
  2. aThe consistency inter evaluators of food availability (yes/no) and the variety of food (yes / no) was examined using the kappa coefficient
  3. bThe degree of price consistency inter evaluators was examined by the ICC
  4. Fields with dashes indicate that statistics could not be calculated due to <2 levels/cross tabulation