Abstract
The Cook Partisan Voting Index (PVI) determines how strongly a state leans toward the Democratic or Republican Party in US presidential elections compared to the nation. We set out to determine the correlation between childhood health outcomes and state-level partisanship using PVI. Sixteen measures of childhood health were obtained from several US governmental agencies for 2003–2017. The median PVI for every state was calculated for the same time period. Pearson’s rho determined the correlation between PVI and each health outcome. Multiple regression was also conducted, adjusting for educational attainment and percentage of non-White residents. We also compared childhood health in moderately Democratic and Republican states (5–9.9% more Democratic/Republican than the national mean) and, similarly, for extremely Democratic and Republican states (10% or more Democratic/Republican than the national mean), using Wilcoxon tests. For all 16 health measures, the median values in Democratic-leaning states represented better outcomes than Republican-leaning states (9/16 had a beta value for linear regression associated with P < 0.05). When compared to Republican states, the median values in moderately Democratic states represented better outcomes for 14 of 16 health measures (9/14 associated with P < 0.05). Similarly, the median values for extremely Democratic states represented better outcomes with regard to all 16 health measures, when compared to Republican-leaning states (8/16 associated with P < 0.05).
Conclusions: Democratic-leaning states displayed superior outcomes for multiple childhood health measures when compared to Republican counterpart states. Future research should investigate the significance of these findings and attempt to determine which state-level policies may have contributed to such disparate health outcomes.
What is Known: • In the United States, many health disparities exist among children along racial, economic and geographic lines. • Many US states lean strongly towards either the Democratic or Republican political parties in federal elections. | |
What is New: • Trends for multiple measures of childhood health vary in association with the political partisanship of the state being examined. • Multiple barometers of childhood health are superior in Democratic-leaning states, while no measures are better in Republican-leaning states. |
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Megan Paul helped conceptualize and design the study, collected the data, carried out the initial analyses, drafted the initial manuscript, and reviewed and revised the manuscript. Dr. Brian A. Coakley conceptualized and designed the study, collected the data, and drafted, reviewed, and revised the manuscript. Dr. Bian Liu and Ruya Zhang reviewed the initial analyses and critically reviewed the manuscript for important intellectual content. Dr. Payam Saadai critically reviewed the manuscript for important intellectual content. All the authors approved the final manuscript as submitted and agreed to be accountable for all aspects of the work.
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Supplementary file1 (PDF 500 KB) Supplementary Fig. 1 Unadjusted Bivariate Regression of PVI vs. 16 Childhood Health Outcomes. The median PVI and variable of interest from 2004 to 2016 are displayed for each state in the scatterplots above.
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Supplementary file2 (PDF 209 KB) Supplementary Fig. 2 Childhood Health Outcomes in Democratic vs. Republican States (Top Right): All health outcomes that were percentages are graphed. (Top Left): Life expectancy at birth is graphed (Bottom Left): All health outcomes that were graphed as rate per 1000 children. (Bottom Right): All health outcomes that were graphed as rate per 1000 children For all graphs, note that the boxes represent the interquartile range while the bars represent the minimum and maximum.
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Paul, M., Zhang, R., Liu, B. et al. State-level political partisanship strongly correlates with health outcomes for US children. Eur J Pediatr 181, 273–280 (2022). https://doi.org/10.1007/s00431-021-04203-y
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DOI: https://doi.org/10.1007/s00431-021-04203-y