Table 1 The results of descriptive statistics
Variable type | Variable name | Variable definition | Mean | SD | Minimum | Maximum | |
|---|---|---|---|---|---|---|---|
Dependent variable | |||||||
 Medical expenditure | Total medical expenditure | Average total medical expenditure | 5468.86 | 5820.13 | 0.35 | 559,328.4 | |
Drug expenditure | Average drug expenditure | 1980.06 | 2366.27 | 0.01 | 157,170.3 | ||
Medical consumables expenditure | Average medical consumables expenditure | 500.01 | 1806.15 | 0.05 | 95,490.39 | ||
Diagnostic testing expenditure | Average diagnostic testing expenditure | 1536.27 | 1546.74 | 2 | 156,887 | ||
Nursing care expenditure | Average nursing care expenditure | 166.23 | 250.38 | 0.34 | 73,077 | ||
Bed expenditure | Average bed expenditure | 221.98 | 222.42 | 2 | 47,880 | ||
Blood expenditure | Average blood expenditure | 1733.21 | 1386.78 | 70 | 49,813.23 | ||
Surgery expenditure | Average surgery expenditure | 983.18 | 988.32 | 0.4 | 25,591.9 | ||
Inpendent variables | |||||||
 Hospital level | Grade II Level A hospital | Grade II Level A hospital = 1, otherwise = 0 | 0.83 | 0.37 | 0 | 1 | |
Grade II Level B hospital | Grade II Level B hospital = 1, otherwise = 0 | 0.12 | 0.33 | 0 | 1 | ||
Grade II Level C hospital | Grade II Level C hospital = 1, otherwise = 0 | 0.03 | 0.16 | 0 | 1 | ||
Control variables | |||||||
 Reimbursement ratio | Grade II Level A hospital | Average reimbursement ratio Grade II Level A hospital | 83.95% | 0.14 | 0.15% | 100% | |
Grade II Level B hospital | Average reimbursement ratio Grade II Level B hospital | 76.70% | 0.15 | 0.63% | 100% | ||
Grade II Level C hospital | Average reimbursement ratio Grade II Level C hospital | 82.90% | 0.15 | 2.35% | 100% | ||
 Deductible | Grade II Level A hospital | Average deductible of Grade II Level A hospital | 271.90 | 95.19 | 0 | 400 | |
Grade II Level B hospital | Average deductible of Grade II Level B hospital | 241.65 | 83.22 | 0 | 400 | ||
Grade II Level C hospital | Average deductible of Grade II Level C hospital | 184.50 | 93.08 | 0 | 400 | ||
 Patients characteristic | Gender | female = 1, others = 0 | 0.52 | 0.50 | 0 | 1 | |
Age | Age of patient | 85.65 | 23.92 | 0 | 133 | ||
Length of stay | Actual length of stay | 9.42 | 44.67 | 1 | 23,070 | ||
 Disease type | Chronic disease | Chronic disease = 1, otherwise = 0 | 0.05 | 0.21 | 0 | 1 | |
Critical disease | Critical disease = 1, otherwise = 0 | 0.05 | 0.21 | 0 | 1 | ||
Common disease | Common disease = 1, otherwise = 0 | 0.90 | 0.29 | 0 | 1 | ||