Table 1.
Demographic and Clinical Characteristics of Octogenarian Patients With AMI According to Daily Amount of In-Hospital CR
| Total | Did not participate |
Low (1.0–1.49 units) |
Moderate (1.5–1.99 units) |
High (≥2.0 units) |
P value | |
|---|---|---|---|---|---|---|
| n | 12,061 | 4,815 | 2,636 | 2,495 | 2,115 | |
| Age (years) | 83 [81–86] | 83 [81–86] | 84 [82–87] | 83 [82–86] | 83 [81–86] | <0.001 |
| Male (%) | 63.3 | 64.9 | 61.9 | 61.8 | 63.5 | 0.220 |
| BMI | 22.5 [20.5–24.6] | 22.6 [20.7–24.7] | 22.5 [20.6–24.5] | 22.4 [20.6–24.4] | 22.5 [20.3–24.6] | <0.001 |
| Charlson index | 2 [1–3] | 2 [1–3] | 2 [1–3] | 2 [1–3] | 2 [1–3] | 0.566 |
| Comorbidity (%) | ||||||
| Diabetes | 29.7 | 30.7 | 28.1 | 29.1 | 29.8 | 0.143 |
| Hypertension | 71.9 | 70.8 | 72.4 | 72.1 | 73.4 | <0.001 |
| Hyperlipidemia | 67.4 | 43.4 | 38.8 | 40.3 | 40.6 | <0.001 |
| Hyperuricemia | 5.7 | 5.7 | 6.0 | 5.5 | 5.4 | 0.773 |
| CVD | 0.9 | 0.9 | 0.8 | 0.8 | 1.3 | 0.220 |
| CKD | 7.4 | 8.1 | 7.8 | 7.5 | 5.2 | <0.001 |
| Pulmonary disease | 4.3 | 4.1 | 4.7 | 4.0 | 4.3 | 0.577 |
| Medication (%) | ||||||
| Antiplatelet | 64.4 | 62.5 | 61.3 | 66.8 | 69.7 | <0.001 |
| ACE/ARB | 45.5 | 39.5 | 46.6 | 50.4 | 52.2 | <0.001 |
| β-blocker | 42.1 | 35.0 | 45.3 | 47.7 | 47.9 | <0.001 |
| Statin | 57.0 | 52.4 | 55.8 | 61.0 | 64.2 | <0.001 |
| Oral DM | 14.9 | 14.1 | 14.0 | 16.0 | 16.8 | <0.001 |
| Treatment (%) | ||||||
| Dialysis | 2.6 | 3.4 | 2.8 | 1.8 | 1.2 | <0.001 |
| Respirator | 7.0 | 4.4 | 10.2 | 7.6 | 8.5 | <0.001 |
| IABP/PCPS | 7.0 | 4.2 | 9.2 | 8.4 | 9.0 | <0.001 |
| Discharge location (%) | <0.001 | |||||
| Home | 95.2 | 96.4 | 92.6 | 95.7 | 95.0 | |
| Transfer | 3.4 | 2.4 | 5.3 | 3.0 | 3.4 | |
| Nursing facility | 1.4 | 1.1 | 2.0 | 1.2 | 1.5 | |
| Hospital stay (days) | 12 [8–17] | 8 [5–14] | 14 [10–19] | 14 [8–16] | 15 [11–20] | <0.001 |
| BI at admission | 100 [75–100] | 100 [75–100] | 100 [55–100] | 100 [55–100] | 100 [45–100] | <0.001 |
| BI at discharge | 100 [75–100] | 100 [60–100] | 100 [55–100] | 100 [45–100] | 100 [60–100] | <0.001 |
| HAD, total (%) | 2.6 | 2.0 | 4.7 | 2.5 | 2.5 | <0.001 |
| HAD, male (%) | 1.9 | 1.6 | 2.7 | 1.9 | 1.9 | <0.001 |
| HAD, female (%) | 3.8 | 2.6 | 5.4 | 3.6 | 3.5 | <0.001 |
Data are presented as percentages, or median [interquartile range]. Low, 1.0–1.5 units per day; Moderate, 1.5–2.0 units per day, and High, >2.0 units per day. ACE, angiotensin-converting enzyme; ARB, angiotensin II receptor blocker; BI, Barthel index; BMI, body mass index; CKD, chronic kidney disease; CR, cardiac rehabilitation; CVD, cerebrovascular disease; DM, diabetes; HAD, hospital-associated disability; IABP, intra-aortic balloon pump; PCPS, percutaneous cardiopulmonary support.