From: Estimating cost savings from regionalizing cardiac procedures using hospital discharge data
 | PCI | CABG | ||||||
---|---|---|---|---|---|---|---|---|
 | Hospital Volume | Hospital Volume | ||||||
 | < 200 | 200–399 | 400+ | Total # | < 200 | 200–449 | 450+ | Total # |
Cost* | Â | Â | Â | Â | Â | Â | Â | Â |
1988–1991 | $13,599 | $12,787 | $12,019 | $12,451 | $37,219 | $30,704 | $29,271 | $30,733 |
1992–1996 | $13,592 | $13,043 | $11,617 | $11,972 | $33,241 | $28,035 | $26,252 | $27,409 |
1997–2000 | $12,606 | $12,563 | $11,130 | $11,363 | $26,862 | $24,293 | $23,500 | $24,001 |
Age 85+, % | Â | Â | Â | Â | Â | Â | Â | Â |
1988–1991 | 0.9 | 1.0 | 0.9 | 0.9 | 0.7 | 0.8 | 0.7 | 0.7 |
1992–1996 | 1.6 | 1.6 | 1.6 | 1.6 | 1.1 | 1.2 | 1.2 | 1.2 |
1997–2000 | 3.0 | 2.9 | 2.8 | 2.8 | 1.8 | 1.8 | 2.0 | 1.9 |
Stent, % | Â | Â | Â | Â | Â | Â | Â | Â |
1988–1991 | 0 | 0 | 0 | 0 |  |  |  |  |
1992–1996 | 6.4 | 7.9 | 11.4 | 10.5 |  |  |  |  |
1997–2000 | 67.4 | 73.3 | 76.5 | 75.8 |  |  |  |  |