Table 6 The effect of interaction items on medical expenditure
Variables | Medical expenditure | |||||||
|---|---|---|---|---|---|---|---|---|
Total medical expenditure | Drug expenditure | Diagnostic testing expenditure | Medical consumables expenditure | Nursing care expenditure | Bed expenditure | Surgery expenditure | Blood expenditure | |
Hospital level | − 0.2893*** (− 28.42) | 0.0392** (2.24) | − 0.2376*** (− 13.89) | 0.4808*** (14.87) | 0.0938*** (8.39) | − 0.1386*** (− 12.69) | − 1.3494*** (− 9.16) | − 0.2736 (− 1.32) |
Interaction item between hospital level and disease type | 0.0314*** (10.10) | 0.0141*** (2.64) | 0.0561*** (11.00) | − 0.0655*** (− 6.62) | − 0.0159*** (− 4.63) | − 0.0302*** (− 9.06) | 0.0259 (0.45) | 0.1052 (1.39) |
Interaction item between hospital level and reimbursement ratio | − 0.0008 (− 0.09) | − 0.3152*** (− 19.34) | − 0.3593*** (− 22.28) | − 0.8498*** (− 28.11) | − 0.1039*** (− 9.99) | 0.2058*** (20.25) | 1.8337*** (17.42) | − 0.0563 (− 0.32) |
Reimbursement ratio | 2.8309*** (440.73) | 3.5476*** (319.95) | 2.9152*** (276.05) | 2.4498*** (122.53) | 1.1996*** (169.50) | 1.3211*** (190.63) | 1.5306*** (27.33) | 0.5100*** (8.26) |
Deductible | − 0.0005*** (− 69.85) | − 0.0012*** (− 92.15) | 0.0002*** (15.39) | − 0.0021*** (− 86.76) | − 0.0007*** (− 78.44) | − 0.0002*** (− 27.55) | − 0.0006*** (− 8.92) | − 0.0009*** (− 10.33) |
Gender | − 0.0217*** (− 16.08) | − 0.0581*** (− 24.99) | 0.0082*** (3.71) | − 0.0854*** (− 20.42) | 0.0052*** (3.47) | 0.0088*** (6.10) | 0.1265*** (11.77) | − 0.0785*** (− 5.93) |
Age | 0.0034*** (107.14) | 0.0043*** (78.89) | 0.0106*** (201.84) | 0.0009*** (9.61) | − 0.0008*** (− 23.45) | − 0.0012*** (− 36.05) | − 0.0010*** (− 3.65) | − 0.0018*** (− 4.83) |
Length of stay | 0.0376*** (390.34) | 0.0442*** (267.03) | 0.0157*** (93.52) | 0.0188*** (62.92) | 0.0565*** (527.48) | 0.0580*** (557.69) | 0.0136*** (19.36) | 0.0008 (1.49) |
Disease type | − 0.0148*** (− 9.36) | − 0.0672*** (− 24.62) | − 0.1853*** (− 71.68) | 0.2650*** (54.04) | − 0.0048*** (− 2.73) | − 0.0108*** (− 6.31) | 1.0692*** (52.30) | 0.0666*** (3.44) |
Time | Controlled | Controlled | Controlled | Controlled | Controlled | Controlled | Controlled | Controlled |
Constant term | − 5.8602*** (− 17.53) | − 8.7812*** (− 15.29) | − 1.6141*** (− 2.97) | − 6.2706*** (− 6.09) | 3.2270*** (6.24) | 3.4783*** (6.90) | − 7.0911*** (− 3.76) | 7.0770*** (11.33) |
R2 | 0.6395 | 0.4561 | 0.4533 | 0.0956 | 0.5035 | 0.5342 | 0.0485 | 0.0267 |
Sample size | 488,623 | 486,558 | 483,777 | 483,797 | 488,166 | 486,079 | 117,194 | 8885 |