Prevalence of parasitic infections and associations with pregnancy complications and outcomes in northern Tanzania: a registry-based cross-sectional study

Table 2 Sociodemographic associated with adverse pregnancy outcome and maternal anemia

		Adverse pregnancy outcomes and maternal anemia
Characteristics	Total	Preterm birth	LBW	Perinatal death	Birth defect	Anemia
	N = 30,797	(n = 3,345)	(n = 2,856)	(n = 1,038)	(n = 48)	(n = 518)
Age group	N	%	%	%	%	%
< 20	2210	11.0	10.6	2.9	0.1	2.4
20–34	24237	10.9	9.0	3.2	0.1	1.7
≥ 35	4350	11.0	10.1	4.6	0.3	1.5
χ² p value		0.97	0.006	<0.001	0.2	0.03
Parity
1	9508	13.0	10.1	2.6	0.1	2.2
2	7392	13.0	8.3	3.1	0.2	2.0
≥ 3	8528	13.3	9.6	4.6	0.2	1.6
Missing	5369
χ² p value		0.87	<0.001	<0.001	0.4	0.01
ANC visits
< 4	9128	6.6	15.2	4.5	0.2	1.6
≥ 4	20379	12.5	6.5	2.7	0.1	1.7
Missing	1290
χ² p value		<0.001	<0.001	<0.001	0.7	0.8
Marital
Single	3331	11.0	12.2	3.2	0.1	1.6
Married	27343	11.0	8.9	3.3	0.2	1.7
Missing	123
χ² p value		0.9	<0.001	0.62	0.6	0.8
Occupation
Unemployed	22751	10.8	9.7	3.5	0.2	1.7
Employed	7865	11.3	8.2	2.9	0.1	1.7
Missing	181
χ² p value		0.19	<0.001	0.01	0.7	0.80
Education
< 12	19588	11.1	10.1	3.7	0.2	1.7
≥ 12	11192	10.7	8.0	2.8	0.1	1.6
Missing	17
χ² p value		0.32	<0.001	<0.001	0.10	0.7
HIV status
No	20248	5.7	5.5	5.7	5.8	5.8
Yes	1244	6.4	8.3	7.4	12.5	6.9
Missing	9305
χ² p value	0.2	0.2	0.01	0.08	0.3	0.4
Area of residence
Rural	11367	12.1	10.4	4.2	0.2	1.9
Urban	19344	10.3	8.6	2.9	0.1	1.6
Missing	86
χ² p value		0.14	0.001	<0.001	0.002	0.08
Overall prevalence		10.9	9.3	3.4	0.2	1.7

ISSN: 1471-2334