It is an article of faith that, in Barbara Starfield’s words, adults whose regular source of care is a primary care physician rather than a specialist have lower mortality, even after accounting for differences in income, and she draws upon studies at both the county and state levels to prove it. Now a new paper in JAMA about England’s Primary Care Trusts refocuses the discussion on poverty.
While Starfield’s county-level studies are often cited as evidence that more primary care physicians and fewer specialists lead to lower mortality, they actually showed virtually no differences at all. And when repeated by Ricketts, the small differences noted were not consistent throughout various regions of the U.S. On the other hand, “counties with high income-inequality experienced much higher mortality.” So, in reality, the county studies demonstrated the strong impact of poverty and the marginal impact (if any) of primary care. Read more »
*This blog post was originally published at PHYSICIANS and HEALTH CARE REFORM Commentaries and Controversies*