Table 2. Medical Resource Use and Costs at 1 Year.
| Variables | Hospitalized patients(group A, n=111) | Non-hospitalized patients(group B, n=389) | Total (n=500) | p value |
|---|---|---|---|---|
| Healthcare utilization, PPPY | ||||
| Hospitalization | ||||
| Total, mean (SD) | 1.4 (0.8) | - | 0.31 (0.7) | - |
| Emergency admissions | 0.5 (0.7) | - | 0.1 (0.4) | - |
| Elective admissions | 0.9 (0.9) | - | 0.2 (0.6) | - |
| Inpatient days | 7.9 (10.7) | - | - | - |
| Outpatient utilization | ||||
| Outpatient visits, mean (SD) | 6.9 (3.2) | 5.0 (2.2) | 5.4 (2.6) | 0.111 |
| Prescription drugs (%) | ||||
| ACEI | 31.5 | 22.6 | 24.6 | 0.055 |
| ARB | 64.8 | 62.9 | 63.4 | 0.716 |
| Anti-coagulant/anti-platelet | 76.5 | 74.0 | 74.6 | 0.588 |
| Beta-blocker | 76.5 | 69.4 | 71.0 | 0.142 |
| Digoxin | 31.5 | 23.1 | 25.0 | 0.072 |
| Diuretics | 87.3 | 65.0 | 70.0 | <0.001 |
| Nitrate | 21.6 | 13.6 | 15.4 | 0.040 |
| Statin | 47.7 | 55.5 | 53.8 | 0.147 |
| Healthcare cost, PPPY (KRW 1,000) | ||||
| Hospitalization | ||||
| Total, mean (SD) | 7,452 (12,350) | - | 1,654 (1,779) | - |
| Emergency admissions | 4,105 (11,136) | - | 911 (5,500) | - |
| Elective admissions | 3,347 (6,235) | - | 743 (3,242) | - |
| Outpatient | ||||
| Total, mean (SD) | 1,078 (1,087) | 917 (942) | 953 (978) | 0.125 |
| Total direct healthcare costs | ||||
| Total, mean (SD) | 8,530 (12,996) | 917 (942) | 2,607 (6,925) | <0.001 |
| Healthcare cost, PPPE (KRW 1,000) | ||||
| Hospitalization | ||||
| Total, mean (SD) | 5,434 (8,233) | - | - | - |
| Emergency admissions | 7,826 (14,756) | - | - | - |
| Elective admissions | 4,119 (6,057) | - | - | - |
| Outpatient | ||||
| Total, mean (SD) | 159 (90) | 194 (125) | 186 (119) | 0.002 |
ARB, angiotensin II receptor blocker; ACEI, angiotensin-converting enzyme inhibitor; PPPY, per-patient per-year; PPPE, per-patient per-event.
US $1=1,170 Korean won (2016).