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Table 5 Decomposition of concentration index of incidence in elderly households with chronic disease patients (at a non-food expenditure threshold of 40%)

From: Catastrophic health expenditures and its inequality in elderly households with chronic disease patients in China

 

Rural areas

Urban areas

Elasticity

Concentration index (CI)

Contribution to CI

Contribution to CI %

Elasticity

Concentration index (CI)

Contribution to CI

Contribution to CI %

Marital status

0.6974

0.0397

0.0277

−18.61%

0.865

0.0591

0.0511

−35.66%

Household size

−0.7269

0.1474

−0.1071

72.00%

−1.2236

0.0859

−0.1051

73.35%

Receipt of economic assistance

0.1117

−0.0884

−0.0098

6.64%

−0.0936

−0.1343

0.0126

−8.79%

Provision of economic assistance

−0.2047

0.0906

−0.0185

12.43%

−0.1981

0.0741

−0.0147

10.26%

Providing care

−0.0349

0.0784

−0.0027

1.81%

−0.0047

0.073

−0.0003

0.21%

Household members > 65 years

0.1562

−0.132

−0.0206

13.84%

0.3505

−0.0729

−0.0256

17.86%

Household members with ≥ 2 chronic diseases

0.7874

−0.0161

−0.0127

8.53%

1.812

−0.0433

−0.0784

54.71%

Per capita income

−0.3505

0.0901

−0.0316

21.22%

−1.4713

0.0434

−0.0638

44.52%

Health insurance

0.8086

0.0048

0.0039

−2.61%

−1.2086

−0.0014

0.0017

−1.19%

Outpatient service

Health care post or Village clinic

0.0725

−0.0402

−0.0029

1.95%

−0.0566

−0.3169

0.0179

−12.49%

First-level hospital

0.056

0.0364

0.002

−1.34%

0.0566

−0.0341

−0.0019

1.33%

Second-level hospital and above

0.0722

0.0093

0.0007

−0.47%

0.1111

0.1978

0.022

−15.35%

Inpatient service

First-level hospital

0.0388

−0.143

−0.0055

3.70%

−0.0022

−0.1359

−0.0016

1.12%

Second-level hospital and above

0.1232

−0.0368

−0.0045

3.02%

0.4483

0.099

0.0444

−30.98%

Total

  

−0.1619

108.84%

  

−0.1417

98.88%