Table 3.

Factors associated with second-child intention.

	Have no second-child intention	Have second-child intention	Unadjusted OR (95% CI)	P	Adjusted OR (95% CI)	P
	N = 540	N = 130	No second-child intention vs. have second-child intention		No second-child intention vs. have second-child intention
Age, years, women
<35	267	85	Ref	0.002	Ref	0.002
≥35	273	45	1.86 (1.27–2.77)		1.92 (1.27–2.91)
First child's age, years
≤ 2	84	30	1.41 (0.52–3.80)	0.023	1.97 (0.70–5.52)	0.017
3–6	371	90	2.40 (0.94–6.10)		3.12 (1.19–8.17)
≥7	56	7	Ref		Ref
The percentage of child-related expense (%) a
<10	370	105	Ref	0.054	Ref	0.117
10–30	118	15	1.47 (0.91–2.37)		1.26 (0.77–2.07)
≥30	32	3	2.86 (1.17–6.95)		2.62 (1.05–6.53)
Fertility-encouraged government policy
No	448	97	Ref	0.053	Ref	0.039
Yes	88	33	0.58 (0.37–0.91)		0.61 (0.38–0.98)
Children's educational barriers
No	172	60	Ref	0.003	Ref	0.038
Yes	364	70	1.81 (1.23–2.68)		1.55 (1.03–2.33)

^aThe percentage of child expense (%) = 100% × Annual child-related expense/Annual household income.

The sum does not necessarily equal the sample size for all variables because of missing data.

Pearson's χ2 test.