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. Author manuscript; available in PMC: 2019 Oct 1.
Published in final edited form as: Med Care Res Rev. 2012 Oct 2;70(2):185–205. doi: 10.1177/1077558712459681

Table 3:

Regression Estimates of the Association between CON and PCI Patient Costs and Reimbursement

ln(Cost) ln(Reimbursement)
 (1)  (2)  (3)  (4)  (5)  (6)  (7)  (8)  (9)
after CON dropped 0.008 (0.34) −0.015 (−0.64) 0.015 (0.73) 0.019 (0.96) 0.007 (0.23) −0.020 (−1.41) −0.043** (−4.67)
1 year before CON dropped −0.021 (−1.00) −0.025** (−2.69)
year CON dropped −0.003 (−0.12) −0.045** (−4.36)
1 year after CON dropped 0.020 (0.79) −0.063** (−4.34)
2 years after CON dropped 0.022 (0.82) −0.075** (−5.87)
3+ years after CON dropped 0.003 (0.13) −0.049** (−3.87)
New Post-CON facility −0.005 (−0.13) −0.029 (−0.50) 0.008 (0.14) −0.026 (−0.44) −0.035 (−0.66) −0.071* (−2.06) −0.074* (−2.18)
PCI Volume −0.0008** (−4.96) −0.0006** (−3.93) −0.0005** (−3.78) −0.0005** (−3.74) 9.03e-05 (−0.78) 1.17e-05 (−0.14) −0.00005 (−0.63) −0.00005 (−0.69)
PCI Volume2 8.38e-07** (3.22) 6.61e-07** (2.78) 6.26e-07** (2.66) 6.23e-07** (2.63) −1.91e-07 (−1.19) −1.23e-07 (−1.07) −4.58e-08 (−0.43) −4.01e-08 (−0.38)
PCI Volume3 −2.51e-10* (−2.59) −2.17e-10* (−2.47) −1.97e-10** (−2.23) −1.96e-10* (−2.19) 8.07e-11 (1.40) 5.64e-11 (−1.41) 3.16e-11 (0.90) 2.97e-11 (0.84)
ln(Labor Costs) 0.295** (2.83) 0.435** (3.98) 0.423** (3.78) 0.434** (3.97) 1.026 (21.96) 0.945** (15.17) 0.945** (15.15)
HMO Penetration −0.241** (−3.36) −0.104 (−1.62) −0.101 (−1.51) −0.106 (−1.63) −0.035 (−0.92) −0.041 (−1.23) −0.039 (−1.17)
Hospital Market Concentration −0.041 (−1.21) −0.035 (−1.01) −0.049 (−1.40) −0.035 (−1.01) −0.046 (−2.19) −0.046* (−2.27) −0.046* (−2.26)
Other Controlsa No Yes Yes Yes Yes No Yes Yes Yes
Fixed Effects No No Yes Yes Yes No No Yes Yes
a

Other controls include indicator variables for each sample year, sex, age, race, transfer patient, urgent and emergent admissions, principal diagnosis of AMI, Elixhauser comorbidities, as well as income, a constant, and state-level fixed effects. PCI regressions also include indicators for multivessel PCI and coronary stent placement. NOTE: Sample size = 1,723,783

*

p-value≤.05

**

p-value≤.01