EXHIBIT 1. Outlier Payments For Isolated Coronary Artery Bypass Graft (CABG) Procedures, Based On Nationwide Medicare Data, 2000–2006.
Indicator | 2000 | 2001 | 2002 | 2003 | 2004 | 2005 | 2006 | p value |
---|---|---|---|---|---|---|---|---|
Total number of patients | 150,917 | 146,008 | 144,586 | 134,128 | 126,126 | 114,738 | 104,329 | –a |
Total number of patients receiving outlier payments | 20,031 | 19,207 | 18,020 | 11,561 | 8,712 | 9,329 | 9,432 | –a |
Percent of patients receiving outlier payments | 13.3 | 13.2 | 12.5 | 8.6 | 6.9 | 8.1 | 9.0 | <0.0001 |
Mean of total outlier payments | $17,127 | $19,469 | $23,045 | $24,922 | $21,033 | $19,688 | $18,699 | <0.0001 |
Ratio of total outlier payments/total Medicare payments (%) | 8.6 | 9.3 | 10.1 | 7.5 | 5.0 | 5.3 | 5.4 | 0.02 |
Total outlier payments (millions) | $343 | $374 | $415 | $288 | $183 | $184 | $176 | –a |
Total Medicare payments (millions) | $3,997 | $4,024 | $4,097 | $3,827 | $3,645 | $3,487 | $3,252 | –a |
SOURCE: Authors' analysis based on Medicare Provider Analysis and Review (MedPAR) data, 2000–2006.
Not applicable.