Table 4. Multilevel, multivariate analysis of LOS variations for patients.
| Parameter | b | t | P | |
|---|---|---|---|---|
| Fixed effects: | ||||
| Intercept | 1.751 | 0.114 | 15.316 | <0.001 |
| Gender (reference = male) | -0.02 | 0.008 | -2.395 | 0.017 |
| Age※ | 0.003 | 0.000 | 6.854 | <0.001 |
| Medical insurance (reference = other) | ||||
| Urban workers | 0.054 | 0.015 | 3.731 | <0.001 |
| Urban residents | -0.02 | 0.016 | -1.279 | 0.201 |
| New rural cooperative | -0.053 | 0.016 | -3.305 | 0.001 |
| Emergency (reference = outpatient) | 0.006 | 0.015 | 0.382 | 0.703 |
| Operation | 0.314 | 0.021 | 14.900 | <0.001 |
| E11.1 | 0.066 | 0.022 | 3.010 | 0.003 |
| E11.2 | 0.064 | 0.010 | 6.200 | <0.001 |
| E11.3 | -0.005 | 0.011 | -0.476 | 0.634 |
| E11.4 | 0.034 | 0.010 | 3.538 | <0.001 |
| E11.5 | 0.111 | 0.014 | 7.849 | <0.001 |
| ABP | 3.89e-04 | 0.009 | 0.043 | 0.966 |
| CVDs | 0.05 | 0.009 | 5.338 | <0.001 |
| Hospital grade (reference = Grade II) | 0.134 | 0.043 | 3.131 | 0.003 |
| Doctor-to-nurse ratio※ | 0.003 | 0.001 | 2.131 | 0.038 |
| Number of beds※ | -8.21e-05 | 2.94e-05 | -2.792 | 0.008 |
| Daily visits per doctor※ | 0.025 | 0.009 | 2.641 | 0.011 |
| Number of bed turnovers※ | -0.007 | 0.002 | -3.023 | 0.004 |
| Random effects: | ||||
| Hospital level | 0.0104 | 0.1020 | — | — |
| Individual level | 0.2119 | 0.4603 | — | — |
E11.1: with acidosis complications; E11.2: with kidney complications; E11.3: with ophthalmic complications; E11.4: with neurological complications; E11.5: with circulatory complications; ‘※’: Grand mean centering.