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Table 4 Concentration index decomposition of utilization of health physical examination

From: An economy-related equity analysis of health service utilization by women in economically underdeveloped regions of western China

 

Two-week outpatient rate

Annual inpatient rate

dF/dx

CI

Contribution

%

dF/dx

CI

Contribution

%

Age (years) (Reference level = 15–24)

   

8.20

   

2.33

 25–34

0.000

0.0899

0.0000

0.00

−0.031***

0.0899

−0.0063

−8.16

 35–44

0.008*

0.1228

0.0061

16.67

−0.052***

0.1228

−0.0330

−42.75

 45–54

0.006

0.0297

0.0015

4.10

−0.039***

0.0297

−0.0091

−11.79

 55–64

0.004

0.1136

−0.0038

−10.38

−0.029***

0.1136

0.0259

33.55

 65-max

0.001

0.1308

−0.0008

−2.19

−0.022***

0.1308

0.0243

31.48

Education status (Reference level = Illiterate)

   

−30.60

   

−2.85

 Primary school

−0.001

0.0873

0.0002

0.55

−0.002

0.0873

0.0004

0.52

 Middle school

−0.008

0.0370

−0.0011

−3.01

−0.010

0.0370

−0.0011

−1.42

 High school

−0.020**

0.2121

−0.0055

−15.03

−0.017*

0.2121

−0.0040

−5.18

 Junior college and above

−0.018

0.4313

−0.0048

−13.11

0.011

0.4313

0.0025

3.24

Marital status (Reference level = Unmarried)

   

−7.65

   

−21.24

 Married

0.017

0.0138

0.0019

5.19

0.118***

0.0138

0.0114

14.77

 Widowed and divorced

0.039**

0.1189

−0.0047

−12.84

0.264***

0.1189

−0.0278

−36.01

Employment status (Reference lvel = Employed)

   

7.10

   

8.81

 Retirement

−0.002

0.4140

−0.0006

−1.64

0.040***

0.4140

0.0085

11.01

 Student

0.013

0.0827

0.0005

1.37

−0.052***

0.0827

−0.0017

−2.20

 Unemployed

−0.001

0.0934

0.0027

7.38

0.013*

0.0934

−0.0020

−2.59

Economic status (Reference level = Minimum group)

   

190.71

   

115.80

 Lower group

0.009

0.3998

−0.0073

−19.95

0.019**

0.3998

−0.0134

−17.36

 Medium group

0.017**

0.0061

0.0002

0.55

0.013*

0.0061

0.0001

0.13

 Higher group

0.030***

0.4071

0.0237

64.75

0.039***

0.4071

0.0269

34.84

 Highest group

0.033***

0.8011

0.0532

145.36

0.055***

0.8011

0.0758

98.19

Basic medical insurance (Reference level = UEBMI)

   

−53.28

   

−23.32

 URBMI

0.014

0.2865

0.0023

6.28

0.016

0.2865

0.0023

2.98

 NRCMS

0.033***

0.0576

−0.0149

−40.71

0.029**

0.0576

−0.0115

−14.90

 URRMI

0.038*

0.3651

−0.0077

−21.04

0.050**

0.3651

−0.0089

−11.53

 Uninsured

0.020

0.2275

0.0008

2.19

0.004

0.2275

0.0001

0.13

Urban and rural (Reference level = Rural)

   

24.04

   

4.53

 Urban

0.012**

0.2032

0.0088

24.04

0.005

0.2032

0.0035

4.53

Region (Reference level = Shannan)

   

−15.85

   

3.24

 Guanzhong

−0.005

0.0281

0.0007

1.91

0.000

0.0281

0.0000

0.00

 Shanbei

−0.028

0.1405

−0.0065

−17.76

0.012*

0.1405

0.0025

3.24

Adjusted family size

−0.007**

0.0194

0.0031

8.47

−0.002

0.0194

0.0008

1.04

Illness in last two weeks (Reference level = Not sick)

       

2.59

 Sick

 

0.0245

  

0.041***

0.0245

0.0020

2.59

Chronic disease (Reference level = Not sick

   

−12.30

   

−2.85

 Sick

0.156***

0.0115

−0.0045

−12.30

0.090***

0.0115

−0.0022

−2.85

Self-rated health (Reference level = Good)

   

−30.60

   

−14.64

 Bad

0.053***

0.0709

−0.0112

−30.60

0.062***

0.0709

−0.0113

−14.64

  1. *P < 0.05, **P < 0.01, ***P < 0.001