Accuracy of Hospital Discharge Codes in Medicare Claims for Knee and Hip Replacement Patients

Medicine & Life Sciences

• Medicare 70%
• Hip 56%
• Knee 54%
• Low-Volume Hospitals 42%
• Medicaid 30%
• Patient Safety 26%
• Subacute Care 19%
• Patient Discharge 15%
• Long-Term Care 14%
• Information Storage and Retrieval 12%
• Inpatients 10%
• Research Design 10%
• Rehabilitation 10%
• Logistic Models 8%

Social Sciences

• hospital discharge 100%
• discharge patients 17%
• acute care 13%
• institutional care 12%
• trend 9%
• coding 8%
• rehabilitation 8%
• research planning 8%
• logistics 7%
• regression 6%
• reform 5%
• evaluation 4%
• Group 2%