Table 4 Multiple regression analysis of total inpatient costs
Parameters | Coef. | P>z | 95% Wald confidence interval | ||
|---|---|---|---|---|---|
Lower | Upper | ||||
Disease type (Reference: Hemophilia B) | Hemophilia A | -0.417 | 0.019 | -0.764 | -0.070 |
Age | -0.001 | 0.764 | -0.008 | 0.006 | |
Number of hospitalizations | 0.092 | 0.000 | 0.067 | 0.117 | |
Length of stay | 0.004 | 0.005 | 0.001 | 0.007 | |
Region (Reference: Western) | Eastern | 0.768 | 0.000 | 0.416 | 1.120 |
Central | 0.560 | 0.003 | 0.191 | 0.929 | |
City level (Reference: Class I) | Class III | 0.354 | 0.018 | 0.061 | 0.646 |
Class II | -0.065 | 0.749 | -0.463 | 0.333 | |
Insurance type (Reference: URBMI) | UEBMI | 0.390 | 0.011 | 0.088 | 0.692 |
Hospital type (Reference: Primary) | Tertiary | 0.651 | 0.009 | 0.166 | 1.136 |
Secondary | 0.280 | 0.295 | -0.244 | 0.805 | |
Year (Reference: 2010) | 2011 | 0.716 | 0.010 | 0.171 | 1.262 |
2012 | 0.603 | 0.026 | 0.073 | 1.133 | |
2013 | 0.755 | 0.014 | 0.155 | 1.355 | |
2014 | -0.061 | 0.855 | -0.722 | 0.599 | |
2015 | 0.249 | 0.425 | -0.362 | 0.860 | |
2016 | 0.300 | 0.345 | -0.322 | 0.923 | |
Intercept | 8.224 | 0.000 | 7.508 | 8.941 | |