Table F. Standard errors for percent distributions of expenses for injury-related and non-injury related conditions by source of payment: United States, 1997 Corresponds to Figures 3 and 4 Type of condition Out of pocket Private insurance Medicare Medicaid WorkersÕ Compensation Other Standard error Injury-related 0.81 3.38 2.98 0.66 2.3 0.95 Non-injury-related 0.59 1.07 1.02 0.44 Ñ 0.68 Source: Center for Financing, Access, and Cost Trends, Agency for Healthcare Research and Quality: Medical Expenditure Panel Survey Household Component, 1997.