Table 2.
Utilization characteristics of patients hospitalized with acute myocardial infarction by hospital risk-standardized in-hospital cost levels
| Utilization Characteristics | Overall | Risk-Standardized In-Hospital Cost Tertile | p-value | ||
|---|---|---|---|---|---|
| Low ($13,097-17,648) | Medium ($17,663-19,875) | High ($19,923-31,296) | |||
| Total no. of hospitals | 326 | 108 | 109 | 109 | |
| Selected inpatient care during index episode | |||||
| Index episode length of stay, median (IQR), days | 4 (3–7) | 4 (2–6) | 4 (3–7) | 4 (3–8) | < 0.001 |
| ICU admission during index episode, % | 50.1 | 44.0 | 46.7 | 58.6 | < 0.001 |
| ICU days if admitted, median (IQR) | 2 (1–4) | 2 (1–3) | 2 (1–4) | 3 (2–5) | < 0.001 |
| Interventional cardiac therapies (%) | |||||
| Cardiac catheterization | 63.9 | 61.4 | 64.9 | 64.9 | < 0.001 |
| CABG surgery | 7.8 | 6.9 | 8.0 | 8.5 | < 0.001 |
| Percutaneous coronary intervention | 41.4 | 40.1 | 41.2 | 42.8 | < 0.001 |
| Intra-aortic balloon pump | 4.7 | 4.0 | 4.7 | 5.3 | < 0.001 |
CABG Coronary artery bypass graft, ICU Intensive care unit, IQR Interquartile range