ORIGINAL RESEARCH
Small Food Stores and Availability of Nutritious Foods: A Comparison of Database and In-Store Measures, Northern California, 2009
Store type | County | ||||||
---|---|---|---|---|---|---|---|
Alameda | Contra Costa | Marin | Sacramento | San Francisco | Santa Clara | Total | |
Large grocery store | 1 | 0 | 1 | 1 | 0 | 1 | 4 |
Small grocery store | 2 | 5 | 4 | 4 | 0 | 2 | 17 |
Convenience store | 11 | 5 | 0 | 4 | 21 | 6 | 47 |
Specialty store | 7 | 1 | 1 | 5 | 1 | 4 | 19 |
Not found or not a food store | 4 | 2 | 1 | 2 | 3 | 3 | 15 |
Total | 25 | 13 | 7 | 16 | 25 | 16 | 102 |
Figure 1. Spatial distribution of food stores surveyed, by store type and county, San Francisco Bay Area and Sacramento, California, 2009.
Distinguishing criteria | Store type | ||
---|---|---|---|
Grocery | Convenience | Specialty | |
In-store survey (a) | |||
Variety of vegetables ≥7 and area ≥179 sq ft | 17 | 0 | 0 |
Variety of vegetables ≥7 and area <179 sq ft | 2 | 3 | 4 |
Variety of vegetables <7 and nutritious food score ≥6 | 1 | 42 | 3 |
Variety of vegetables <7 and nutritious food score <6 | 1 | 2 | 12 |
Sociodemographic variables (b) | |||
Population density ≥13,850 per sq mi | 2 | 27 | 3 |
Population density <13,850 per sq mi and Asian population ≥40% | 0 | 1 | 6 |
Population density <13,850 per sq mi, Asian population <40%, and white population <60% | 8 | 15 | 3 |
Population density <13,850 per sq mi, Asian population <40%, white population ≥60%, and black population ≥20% | 9 | 2 | 1 |
Population density <13,850 per sq mi, Asian population <40, white population ≥60%, and black population <20% | 2 | 2 | 6 |
Figure 2. Classification and regression tree results based on a) in-store survey and b) sociodemographic variables.
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