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. 2021 Aug 25;9:706279. doi: 10.3389/fpubh.2021.706279

Table A1.

The first stage of the IV model.

Number of children
Before88* Kinh 1.395***
(0.098)
Primary school 0.215
(0.233)
Lower secondary 0.508**
(0.212)
Upper secondary 0.755***
(0.228)
Vocational training or higher 0.835***
(0.226)
Parent characteristics
Living with a son 0.509***
(0.062)
Living with a daughter 0.511***
(0.062)
Age 0.072***
(0.004)
Age at birth of the first child −0.119***
(0.007)
Male 0.654***
(0.062)
Married 0.528***
(0.096)
Not working −0.214***
(0.065)
Kinh (majority) −1.604***
(0.180)
Religion −0.136
(0.094)
Primary −0.270***
(0.080)
Lower secondary −0.698***
(0.084)
Upper secondary −1.054***
(0.093)
Income (log) −0.492***
(0.140)
House area (log) 0.101*
(0.055)
Good housing −0.422***
(0.072)
Constant 2.189***
(0.405)
N 3,603
adj. R2 0.382

Robust standard errors in parentheses;

*

p < 0.10,

**

p < 0.05,

***

p < 0.01.