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Table 2 Records in EPOI database against field observations

From: Field validation of secondary data sources: a novel measure of representativity applied to a Canadian food outlet database

 

No. of outlets listed

Disposition

No. of outlets found but not listed

Matching

Not matching

Not found

    

Error in name

Error in location

Error in category

Error in both name and category

 

Not present in EPOI database

Ill-extracted from EPOI database

 

Total

410

264

50

3

16

12

65

105

34

Food stores

Convenience stores

51

37

9

1

1

1

2

13

1

Chain supermarkets

3

3

0

0

0

0

0

1

0

Grocery stores

29

16

0

0

6

2

5

5

4

Bakeries

21

13

2

0

3

0

3

6

3

Specialty markets

13

9

0

0

0

0

4

4

1

Fruit and vegetable stores

9

5

2

0

0

0

2

1

3

Natural food stores

9

7

0

0

1

0

1

6

2

Megamarkets

1

1

0

0

0

0

0

0

0

Food services

Fast-food restaurants

32

25

0

1

1

2

3

11

2

Cafés

37

18

1

1

2

3

12

19

6

Full-service restaurants

205

130

36

0

2

4

33

39

12

Census tract predominant LANGUAGE

English

295

186

41

3

13

9

43

75

22

French

115

78

9

0

3

3

22

30

12

Census tract SES

Low

73

51

5

2

1

0

14

22

9

Medium

164

102

29

1

7

6

19

41

6

HIGH

173

111

16

0

8

6

32

42

19