Utilization of preconception care and its impacts on health behavior changes among expectant couples in Shanghai, China

Table 1 Demographic characteristics of participants (N = 948)

Characteristic	Overall		Women participated in PCC (n = 400)		Women not participated in PCC (n = 548)		cOR (95% CI)	aOR (95% CI)	P
*Gestational age (week, Mean ± SD)*	25.74 ± 8.43		26.39 ± 8.41		25.27 ± 8.43		–	–	–
	N	%	N	%	N	%
*Age*
< 30 years	534	56.3	203	50.8	331	60.4	ref	ref
≥ 30 years	414	43.7	197	49.2	217	39.6	1.48 (1.14,1.92)	1.85 (1.37,2.52)	< 0.001
*Household registration*
Shanghai	310	32.7	146	36.5	164	29.9	ref	ref
Non-Shanghai	638	67.3	254	63.5	384	70.1	0.74 (0.57,0.98)	0.82 (0.61,1.10)	0.192
*Education level*
Junior middle school and below	85	9.0	29	7.3	56	10.2	ref	ref
Senior middle school	121	12.7	50	12.5	71	13.0	1.36 (0.77,2.43)	1.42 (0.78,2.61)	0.256
College and above	742	78.3	321	80.2	421	76.8	1.47 (0.93,2.39)	1.35 (0.77,2.39)	0.294
*Family income per month*
< 5000RMB	77	8.1	30	7.5	47	8.6	ref	ref
5000 – 10000RMB	264	27.9	113	28.2	151	27.5	1.17 (0.70,1.98)	1.05 (0.61,1.82)	0.873
≥ 10000RMB	607	64.0	257	64.3	350	63.9	1.15 (0.71,1.89)	0.92 (0.53,1.61)	0.774
*Employment status*
Employed	724	76.4	302	75.5	422	77.0	ref	ref
Unemployed	224	23.6	98	24.5	126	23.0	1.09 (0.80,1.47)	1.37 (0.97,1.95)	0.075
*Parity*
0	653	68.9	291	72.8	362	66.1	ref	ref
≥ 1	295	31.1	109	27.3	186	33.9	0.72 (0.55,0.97)	0.56 (0.41,0.77)	< 0.001
*Preconception tobacco use*
No	925	97.6	393	98.3	532	97.1	ref	ref
Yes	23	2.4	7	1.7	16	2.9	0.59 (0.23,1.40)	0.60 (0.22,1.49)	0.288
*Preconception Secondhand smoke exposure*
No	775	81.8	328	82.0	447	81.6	ref	ref
Yes	173	18.2	72	18.0	101	18.4	0.97 (0.69,1.35)	1.06 (0.74,1.51)	0.769
*Preconception alcohol use*
No	889	93.8	379	94.8	510	93.1	ref	ref
Yes	59	6.2	21	5.2	38	6.9	0.74 (0.42,1.28)	0.72 (0.39,1.29)	0.274

ISSN: 1471-2393