Table 3 Robustness check by using a dummy variable to measure life satisfaction

URRBMI

0.9167^**

0.8890^**

0.8354^**

0.8245^**

(0.1605)

(0.1615)

(0.1663)

(0.1679)

Age

0.0276^**

0.0313^**

0.0338^**

(0.0080)

(0.0077)

(0.0080)

Gender

0.1827

0.0806

-0.0558

(0.1477)

(0.1423)

(0.1609)

Marital status

0.3647

0.3107

0.2928

(0.1930)

(0.2013)

(0.2009)

Residency area

0.0493

-0.0111

-0.0143

(0.1748)

(0.1766)

(0.1749)

Education status

0.4233^*

0.4202^*

(0.1853)

(0.1847)

Household income

0.0187

0.0200

(0.0206)

(0.0208)

Drinking

0.2302

(0.1749)

Sleeping time

0.1199^**

(0.0438)

Friend interaction

-0.0404

(0.1555)

Constant

1.4307^**

-0.6231

-1.1692^*

-2.0499^**

(0.1257)

(0.5643)

(0.5656)

(0.6663)

Number of observations

2,198

2,198

2,198

2,198

Wald chi-squared

32.62^**

45.46^**

56.95^**

67.87^**