Table 2.
Outcomes of patients discharged alive after an acute myocardial infarction in the National Readmission Sample, overall- and by age-groups (index event)
| Characteristics | Overall | Ages (years) | p value (trend) | ||
|---|---|---|---|---|---|
|
| |||||
| 18–44 years | 45–64 years | ≥65 years | |||
| Disposition | <.0001 | ||||
| Home or self-care | 71.1 (0.4) | 92.7 (0.4) | 86.0 (0.3) | 58.8 (0.4) | |
| Short term hospital | 2.9 (0.1) | 2.4 (0.2) | 2.9 (0.1) | 3.0 (0.1) | |
| Skilled care facility | 12.2 (0.2) | 1.0 (0.1) | 3.1 (0.1) | 19.5 (0.3) | |
| Home health care | 13.8 (0.3) | 3.9 (0.3) | 8.0 (0.3) | 18.7 (0.3) | |
| Index hospitalization cost (US$) | 21,387 (246) | 20,035 (301) | 22,468 (261) | 20,778 (259) | <0.0001 |
| 30-day Readmission | |||||
| Unadjusted all-cause rate, % | 14.5 (0.1) | 9.7 (0.3) | 11.2 (0.2) | 17.3 (0.2) | <.0001 |
| Unplanned rate, % | 11.5 (0.1) | 7.3 (0.3) | 8.4 (0.2) | 14.1 (0.1) | <.0001 |
| Cardiac rate, % | 8.3 (0.1) | 6.5 (0.3) | 6.8 (0.1) | 9.5 (0.1) | <.0001 |
| All- cause risk-adjusted OR (95% C.I.)* | - | 0.69 (0.56, 0.86) | 0.69 (0.64, 0.74) | Reference | |
| Readmission cost (US$) | 14,885 (187) | 13,321 (561) | 15,436 (304) | 14,727 (205) | 0.49 |
*
Model details in Table 3.