Table 1 Statistic summary of variables

Dependent variable

 Daily mental stress (1 = yes, 0 = no)

96,160

0.718

0.450

0

1

Independent variables Economic inequality variable

 Housing price gini coefficient index

125

0.204

0.039

0.106

0.323

Social capital variable

 Trust in regional society (1 = yes, 0 = no)

96,160

0.725

0.447

0

1

 Altruism for vulnerable people (1 = yes, 0 = no)

96,160

0.627

0.484

0

1

 Community participation (1 = yes, 0 = no)

96,160

0.720

0.449

0

1

 Cooperative networks with neighbors (1 = yes, 0 = no)

96,160

0.758

0.428

0

1

Socioeconomic covariate

 Gender (1 = female, 0 = male)

96,160

0.481

0.500

0

1

 Age (1 = teenager/2 = 20 s/3 = 30 s/4 = 40 s, 5 = 50 s, 6 = over 60)

96,160

3.984

1.539

1

6

 Education (1 = college graduate or above, 0 = below)

96,160

0.323

0.468

0

1

 Total monthly income (1,000 Won^a)

96,160

4,871

2,134

250

9,250

 Household size (number of family members)

96,160

3.081

1.035

1

5

 Home ownership (1 = yes, 0 = no)

96,160

0.592

0.492

0

1

 Marital status (1 = yes, 0 = no)

96,160

0.662

0.473

0

1

 Employed (1 = yes, 0 = no)

96,160

0.850

0.357

0

1

 Religious beliefs (1 = yes, 0 = no)

96,160

0.457

0.498

0

1

 Self-rated health status

96,160

6.518

2.203

0

10

 Satisfaction with economic status

96,160

6.318

1.513

0

10

 Satisfaction with social life

96,160

7.059

1.401

0

10