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Fig. 3 | BMC Public Health

Fig. 3

From: Factors influencing high respiratory mortality in coal-mining counties: a repeated cross-sectional study

Fig. 3

Increasing coal-county effects in two counties caused by deterioration in access to healthcare. (a) Health insurance coverage rates, (b) Russell County: Increments of coal-county effect, (c) Number of doctors per 1000 population and (d) Lee County: Increments of coal-county effect. Note: Year-to-year comparisons of insurance rates are only appropriate after 2007 because the SAHIE program switched the data source in 2008

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