8 pages. Excerpt: About 29 percent of all expenses for medical care for persons age 18–34 were for treatment of chronic conditions versus about half for persons age 35–54 (figure 3). In contrast, more than half of medical expenses for the near elderly (55–64) and elderly (65 and over) populations were for treatment of chronic conditions (56.6 and 58.9 percent, respectively).  MORE >>