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Table 2 County-Level Descriptive Statistics for Study Variables, United States, 2012

From: Examining the relationship between the food environment and adult diabetes prevalence by county economic and racial composition: an ecological study

Variable

N

Mean (SD)

Min

Max

Health Outcomes

 Adult diabetes prevalence (%)

3138

10.71 (2.25)

3.3

19.4

Food Environment

 Grocery stores/1000 residents

3143

0.26 (0.21)

0

2.99

 Supercenters/1000 residents

3143

0.02 (0.22)

0

0.25

 Farmer’s markets/1000 residents

3138

0.05 (0.09)

0

1.36

 Fast food restaurants/1000 residents

3143

0.58 (0.30)

0

5.8

 Full-service restaurants/1000 residents

3143

0.79 (0.59)

0

13.0

 Convenience stores/1000 residents

3143

0.60 (0.31)

0

4.13

Physical Activity

 Recreation & fitness facilities/1000 residents

3138

0.07 (0.07)

0

0.77

Socioeconomic Characteristics

 White (%)

3143

78.29 (19.89)

2.67

99.16

 Non-white residents (%)

3142

20.11 (19.68)

0.21

97.01

  Black (%)

3143

8.75 (14.42)

0

85.44

  Hispanic (%)

3143

8.28 (13.19)

0

95.74

  Asian (%)

3143

1.14 (2.47)

0

43.01

  American Indian or Alaska Native (%)

3143

1.87 (7.61)

0

94.95

  Hawaiian or Pacific Islander (%)

3142

0.08 (0.95)

0

48.89

 Median household income ($)

3142

43,145 (10,742)

20,577

119,075

 Poverty rate (%)

3142

16.76 (6.24)

3.10

50.10

 Population 65 years or older (%)

3143

15.88 (4.19)

3.47

43.38

 Population under age 18 (%)

3143

23.42 (3.38)

0

41.57

 High school degree (%)

3140

34.69 (6.56)

10.9

53.20

 County size per 1000 residents

3143

98.23 (312.90)

.082

9818.61

 Metro/non-metro counties

3143

0.37 (0.48)

0

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