Table 3.

Total expenses, length of stay, and charge-related metrics for patients undergoing PCI, CABG, and medical management for acute coronary syndrome, stratified by readmission status (means and standard deviations)

Group	Sample size	Total charged	SD of total charged	Total payment	Total direct cost	Average stay	SD of average stay	Charged per day	SD of charged per day	Payment per day	SD of payment per day	Direct cost per day	SD of direct cost per day
PCI	1197	$128,379	± $145,847	$31,968		4.45	± 6.07	$38,701	± $22,255	$10,048	± $11,148
Readmitted PCI	32	$168,075	± $212,767	$41,302	$23,134	8.06	± 7.89	$27,835	± $25,694	$8830	± $17,211	$2849	± $2839
Not readmitted PCI	1316	$117,287	± $135,788	$29,055		4.45	± 5.93	$35,517	± $22,956	$9238	± $10,571
CABG	311	$276,156	± $273,941	$78,759		12.79	± 8.29	$21,724	± $9449	$6584	± $4683
Readmitted CABG	19	$347,100	± $395,721	$81,931	$62,071	14.47	± 12.19	$22,239	± $7864	$5033	± $1890	$3622	± $1544
Not readmitted CABG	297	$234,137	± $211,649	$69,711		11.84	± 8.11	$20,090	± $9426	$6322	± $4860
MM	2759	$80,269	± $146,689	$22,323		6.88	± 8.97	$12,939	± $12,029	$3809	± $6347
Readmitted MM	95	$124,297	± $183,984	$31,803	$22,772	9.93	± 10.24	$12,098	± $6198	$3334	± $3433	$1876	± $1445
Not readmitted MM	2630	$78,556	± $144,874	$22,072		6.75	± 8.81	$13,004	± $12,251	$3839	± $6465
Readmission	145	$155,589	± $221,480	$39,051	$26,419	9.94	± 9.98	$16,743	± $14,772	$4738	± $8767	$2283	± $1909
No readmission	4305	$101,204	± $152,589	$27,516		6.72	± 8.57	$20,483	± $19,167	$5663	± $8246

CABG indicates coronary artery bypass grafting; IQR, interquartile range; MM, medical management; PCI, percutaneous coronary intervention; SD, standard deviation.