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Table 1 Selection and description of variables

From: Multi-dimensional vulnerability analysis on catastrophic health expenditure among middle-aged and older adults with chronic diseases in China

Variable

Description

Dependent variable

 

Catastrophic health expenditures (CHE)

0 = The household did not occur catastrophic health expenditures; 1 = The household occurred catastrophic health expenditures

Independent variables

 

Sociodemographic factors

 

Sex of householder

0 = Female; 1 = Male

Age of householder

Numerical variable

Marital status of householder

0 = Single (including divorced, single, widowed and unmarried); 1 = Married

Family’s main residence

0 = Rural; 1 = Urban

Educational level of householder

1 = Illiterate; 2 = Primary school; 3 = Junior high school and above

Household size

1 = Single-person households; 2 = Two-person households; 3 = Cohabitation of three or more persons

Region

1 = East; 2 = Central; 3 = West

Family economic level

1 = The poorest level; 2 = Sub-poverty level; 3 = General level; 4 = Wealthier level; 5 = The wealthiest level

Whether the householder participates in the labour

0 = No; 1 = Yes

Health services demand and utilisation factors

 

Householder self-rated health

0 = Good; 1 = Bad

Householder used outpatient service in the past month

0 = No; 1 = Yes

Householder used inpatient service in the past year

0 = No; 1 = Yes

Household with disabled members

0 = No; 1 = Yes

Household with members aged over 65 years

0 = No; 1 = Yes

Social security equity factors

 

Householder participated in medical insurance type

0 = URRBMI; 1 = UEBMI; 2 = NRCMS; 3 = URBMI; 4 = Other medical insurance (including uninsured)

Disease factors

 

Type of chronic disease

1 = 1 type (The householder suffers from a chronic disease); 2 = >1 type (The householder suffers from more than one chronic disease)

Heart disease

0 = The householder did not suffer from the disease; 1 = The householder suffers from the disease

Stroke

0 = The householder did not suffer from the disease; 1 = The householder suffers from the disease

Malignant tumour

0 = The householder did not suffer from the disease; 1 = The householder suffers from the disease

Chronic lung disease

0 = The householder did not suffer from the disease; 1 = The householder suffers from the disease

Diabetes

0 = The householder did not suffer from the disease; 1 = The householder suffers from the disease