Table 1 Regression Results of Economic Indicators

Per capita GDP

0.0001319

0.0000768

1.72

0.088*

Urban per capita disposable income

0.0003896

0.0001897

2.05

0.041**

Rural annual net income

-0.0017531

0.0007222

−2.43

0.016**

Population density

0.0983965

0.0492288

2.00

0.047**

Urbanization rate

−0.0544054

0.0990188

−0.55

0.583

Per capita medical expenditure

−0.0314462

0.0079305

−3.97

0.000***

Per capita savings

0.0001924

0.0000566

3.40

0.001***

Number of beds per capita

0.0005271

0.0014147

0.37

0.710

Number of doctors per capita

−0.0002612

0.0026471

−0.10

0.921

Rural engel coefficient

−0.161335

0.2303641

−0.70

0.485

Urban engel coefficient

0.1908406

0.0991439

1.92

0.056*