Third birth intention of the childbearing-age population in mainland China and sociodemographic differences: a cross-sectional survey

Table 4 Binary logistic regression analysis for factors related to third birth intention

Variables	B	*Wald χ2*	P	OR	*95%CI*
Age	−0.041	51.989	< 0.001	0.960**	[0.950,0.971]
Sex	0.792	154.329	< 0.001	2.209**	[1.949,2.503]
Ethnic group	0.598	103.357	< 0.001	1.819**	[1.612,2.042]
Marital status	0.850	46.513	< 0.001	2.340**	[1.833,2.988]
Education (ref: high school)
Bachelor	−0.474	7.548	0.006	0.623*	[0.444,0.873]
Master	−0.591	8.149	0.004	0.554*	[0.369,0.831]
House (ref: tenancy)
Housing with loan	− 0.173	4.785	0.029	0.841*	[0.720,0.982]
Family monthly income (¥) (ref: 5000–10,000)
10,001–20,000	−0.217	11.166	0.001	0.805*	[0.709,0.914]
20,001–30,000	−0.246	5.015	0.025	0.782*	[0.630,0.970]
Residence	0.185	7.442	0.006	1.203*	[1.053,1.374]
Number of existing children (ref: none)
One	−0.159	3.959	0.047	0.853*	[0.729,0.998]
Two	0.609	53.067	< 0.001	1.839**	[1.561,2.166]
Constant	−0.657	7.417	0.006	0.518**

ISSN: 1471-2458