Factors that impact premature death

In 2015, the US spent roughly $3T on healthcare, but lack of healthcare accounts for only 10% of premature deaths. The other 90% is caused by social and environmental factors, genetics and individual behavior.
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Source: http://kff.org/disparities-policy/issue-brief/beyond-health-care-the-role-of-social-determinants-in-promoting-health-and-health-equity/