Table 3 Results of multiple linear regression models for the whole sample
Crude model | Model I | Model II | |
|---|---|---|---|
Adjusted total fee | |||
 2014 | 0 | 0 | 0 |
 2015 | 69.72 (−36.14, 175.59) | 50.23 (−56.18, 156.64) | 1122.11 (1018.04, 1226.17) *** |
 2016 | −213.16 (−316.29, −110.03) *** | −224.61 (−328.94, − 120.29) *** | 1121.19 (1018.37, 1224.02) *** |
Actual compensation ratio | |||
 2014 | 0 | 0 | 0 |
 2015 | 12.66 (12.17, 13.15) *** | 12.70 (12.2, 13.19) *** | 6.04 (5.61, 6.47) *** |
 2016 | 15.91 (15.43, 16.39) *** | 15.93 (15.44, 16.41) *** | 7.13 (6.70, 7.55) *** |
Out-of-pocket ratio | |||
 2014 | 0 | 0 | 0 |
 2015 | −2.29 (−2.50, −2.07) *** | −2.09 (− 2.31, − 1.88) *** | 0.07 (−0.10, 0.25) |
 2016 | −5.62 (−5.84, −5.41) *** | −5.30 (− 5.50, − 5.09) *** | −1.88 (− 2.05, − 1.70) *** |
Constituent ratio of treatment fee | |||
 2014 | 0 | 0 | 0 |
 2015 | 2.96 (2.72, 3.19) *** | 3.05 (2.81, 3.28) *** | 4.36 (4.13, 4.59) *** |
 2016 | 7.53 (7.29, 7.76) *** | 7.67 (7.44, 7.90) *** | 9.34 (9.12, 9.57) *** |
Constituent ratio of inspection and laboratory fee | |||
 2014 | 0 | 0 | 0 |
 2015 | 0.29 (0.16, 0.43) *** | 0.25 (0.11, 0.38) *** | 0.53 (0.39, 0.67) *** |
 2016 | 0.73 (0.60, 0.86) *** | 0.69 (0.56, 0.82) *** | 1.14 (1.01, 1.28) *** |
Length of stay | |||
 2014 | 0 | 0 | 0 |
 2015 | −0.28 (−0.40, −0.15) *** | −0.39 (− 0.52, − 0.27) *** | 0.17 (0.04, 0.30) ** |
 2016 | − 0.60 (− 0.72, − 0.48) *** | −0.74 (− 0.87, − 0.62) *** | −0.06 (− 0.19, 0.07) |