Table 7. Differences in CABG and PCI Use in Association With County-level AMI Hospital Capacity.

	CABG Within Three Months				PCI Within Three Months
	Hierarchical Model		FE Logit model		Hierarchical Model		FE Logit model
	Coefficient (95% CI)		Coefficient (95% CI)		Coefficient (95% CI)		Coefficient (95% CI)
AMI Hospitals Per Capita
First quintile	–	–	–	–	–	–	–	–
Second quintile	0.001	(−0.003–0.006)	0.001	(−0.005–0.008)	0.011c	(0.005–0.017)	0.011b	(0.002–0.02)
Third quintile	0.010c	(0.005–0.015)	0.011b	(0.001–0.02)	0.011c	(0.005–0.018)	0.011b	(0–0.021)
Fourth quintile	0.004	(−0.002–0.010)	0.007c	(−0.001–0.015)	0.017c	(0.010–0.024)	0.016a	(−0.001–0.033)
Fifth quintile	0.004	(−0.003–0.011)	0.009b	(0–0.018)	0.012b	(0.003–0.020)	0.012	(−0.004–0.029)
Interaction Effect
Black, first quintile	−0.018b	(−0.037–0.000)	−0.03c	(−0.043–−0.018)	−0.027b	(−0.050–−0.003)	−0.018a	(−0.039–0.003)
Black, second quintile	−0.023c	(−0.037–−0.010)	−0.025c	(−0.04–−0.011)	−0.01	(−0.029–0.008)	0.001	(−0.022–0.024)
Black, third quintile	−0.020c	(−0.032–−0.008)	−0.019c	(−0.032–−0.006)	−0.013	(−0.030–0.003)	0	(−0.023–0.023)
Black, fourth quintile	−0.019b	(−0.034–−0.004)	−0.016b	(−0.029–−0.002)	0.001	(−0.019–0.021)	0.009	(−0.006–0.024)
Black, fifth quintile	−0.024c	(−0.039–−0.010)	−0.022c	(−0.034–−0.011)	−0.006	(−0.025–0.013)	0.004	(−0.011–0.019)

^ap<0.1;

^bp<0.05;

^cp<0.01 (two-tailed tests).