Total costs in the U.S. for hospital stays involving eating disorders rose from $165 million in 2000 to $277 million in 2009; this was a 68% increase. The mean cost per discharge of a person with an eating disorder rose by 29% over the decade, from $7,300 to $9,400.
Over the decade, hospitalizations involving eating disorders increased among all age groups. The greatest increases occurred among those 45 to 65 years of age (an 88% increase), followed by hospitalizations among those younger than 12 years of age (a 72% increase).
The majority of eating disorder inpatients were female. During 2009, 88% of cases involved females, and 12% were males. The report also showed a 53% increase in hospitalizations for males with a principal diagnosis of an eating disorder, from 10% to 12% over the decade.