Table 1

Detailed list of rural urban commuting areas codes

1 Metropolitan area core: primary flow within an Urbanized Area (UA)

1.0 No additional code

1.1 Secondary flow 30% through 49% to a larger UA

2 Metropolitan area high commuting: primary flow 30% or more to a UA

2.0 No additional code

2.1 Secondary flow 30% through 49% to a larger UA

3 Metropolitan area low commuting: primary flow 10% through 29% to a UA

3.0 No additional code

4 Large rural area core: primary flow within an Urban Cluster (UC) of 10,000 through 49,999 (large UC)

4.0 No additional code

4.1 Secondary flow 30% through 49% to a UA

4.2 Secondary flow 10% through 29% to a UA

5 Large rural high commuting: primary flow 30% or more to a large UC

5.0 No additional code

5.1 Secondary flow 30% through 49% to a UA

5.2 Secondary flow 10% through 29% to a UA

6 Large rural low commuting: primary flow 10% through 29% to a large UC

6.0 No additional code

6.1 Secondary flow 10% through 29% to a UA

7 Small rural town core: primary flow within an Urban Cluster (UC) of 2,500 through 9,999 (small UC)

7.0 No additional code

7.1 Secondary flow 30% through 49% to a UA

7.2 Secondary flow 30% through 49% to a large UC

7.3 Secondary flow 10% through 29% to a UA

7.4 Secondary flow 10% through 29% to a large UC

8 Small rural town high commuting: primary flow 30% or more to a small UC

8.0 No additional code

8.1 Secondary flow 30% through 49% to a UA

8.2 Secondary flow 30% through 49% to a large UC

8.3 Secondary flow 10% through 29% to a UA

8.4 Secondary flow 10% through 29% to a large UC

9 Small rural town low commuting: primary flow 10% through 29% to a small UC

9.0 No additional code

9.1 Secondary flow 10% through 29% to a UA

9.2 Secondary flow 10% through 29% to a large UC

10 Isolated small rural areas: primary flow to a tract outside a UA or UC (including self)

10.0 No additional code

10.1 Secondary flow 30% through 49% to a UA

10.2 Secondary flow 30% through 49% to a large UC

10.3 Secondary flow 30% through 49% to a small UC

10.4 Secondary flow 10% through 29% to a UA

10.5 Secondary flow 10% through 29% to a large UC

10.6 Secondary flow 10% through 29% to a small UC


Danaher et al. BMC Public Health 2007 7:228   doi:10.1186/1471-2458-7-228

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