Investigating continuation of folic acid supplementation during peri-conceptional period: a community-based cross-sectional study

Table 3 Multinomial logistic regression differentiating subgroups of folic acid (FA) supplementation prior to conception and/or in the first trimester of pregnancy (based on ‘Optimal supplementation’)

	No supplementation						Sub-optimal supplementation
	\(B\)^a	\(SE\)^a	\(Z\)	\(OR\)^a	95% \(CI\)^a	\(P\)	\(B\)^a	\(SE\)^a	\(Z\)	\(OR\) ^a	95% \(CI\)^a	\(P\)
Maternal age (years)
< 30 vs. ≥ 30	0.61	0.40	1.51	1.83	0.83–4.02	0.132	0.60	0.33	1.82	1.82	0.95–3.48	0.069
Paternal age (years)
< 30 vs. ≥ 30	0.11	0.39	0.27	1.11	0.52–2.39	0.789	− 0.23	0.33	− 0.70	0.79	0.41–1.52	0.483
Family SES
G2 vs. G1	0.15	0.44	0.33	1.16	0.49–2.73	0.740	− 0.34	0.31	− 1.12	0.71	0.39–1.30	0.265
G3 vs. G1	0.39	0.53	0.73	1.48	0.52–4.21	0.465	− 0.13	0.42	− 0.33	0.88	0.40–1.93	0.743
G4 vs. G1	1.47	0.46	3.44	4.36	1.79–10.64	0.001	0.11	0.37	0.30	1.12	0.54–2.29	0.766
Previous pregnancy complication
No vs. Yes	0.71	0.41	1.73	2.03	0.91–4.52	0.084	0.59	0.30	1.94	1.80	0.99–3.28	0.053
Utilization of pre-conception health care
No vs. Yes	0.90	0.32	2.85	2.47	1.33–4.61	0.004	1.07	0.25	4.27	2.94	1.79–4.82	< 0.001
Utilization of antenatal care
No vs Yes	1.40	0.43	3.28	4.05	1.76–9.34	0.001	0.00	0.43	1.00	1.80	0.43–2.32	1.000

^a\(B\) coefficient; \(SE\) standard error; \(OR\) odd ratio; \(CI\) Confidence interval

ISSN: 1742-4755