From: Estimating cost savings from regionalizing cardiac procedures using hospital discharge data
 | PCI | CABG | ||
---|---|---|---|---|
 | Coefficient | CI | Coefficient | CI |
Log(volume) | -0.07 | (-0.124– -0.016) |  |  |
Volume |  |  | -0.0007 | (-0.0012– -0.0002) |
Volume 2 |  |  | 6.62E-07 | (1.26E-07– 1.20E-06) |
Volume 3 |  |  | -1.79E-10 | (-3.37E-10– -2.16E-11) |
Sample Size | 930,327 | 744,156 |