Overdose Death Urbanicity Graphs
The figures below show the changes in age-adjusted death rates involving prescription opioids by urbanization classification of residence from year to year.
- Large central metro—Counties in metropolitan statistical areas of 1 million or more population that:
- Contain the entire population of the largest principal city
- Have their entire population contained in the largest principal city
- Contain at least 250,000 inhabitants of any principal city
- Large fringe metro—Counties of 1 million or more population that did not qualify as large central metro counties.
- Medium metro—Counties of populations of 250,000 to 999,999.
- Small metro—Counties of populations less than 250,000.
- Micropolitan—Counties in micropolitan statistical areas that have a population of at least 10,000 but less than 50,000.
- Noncore—Nonmetropolitan counties that did not qualify as micropolitan.
Categories of 2013 NCHS Urban-Rural Classification Scheme for Counties (https://www.cdc.gov/nchs/data_access/urban_rural.htm)
|County Urbanization Level||2016 Rate||2017 Rate|
|Large Central Metro||4.7||4.7|
|Large Fringe Metro||5.2||5.2|