Improved pregnancy outcome in refugees and migrants despite low literacy on the Thai-Burmese border: results of three cross-sectional surveys

Table 4 Maternal and newborn factors associated with low birth weight (LBW) (dependent variable) in newborns weighed within 3 days of birth (all 3 surveys combined, n = 1981)

Variables examined	N	Low Birth Weight	OR [95%CI]	AOR [95%CI]
Maternal factors		% LBW (n)
Teenager	341	21% (70)	1.9 [1.4-2.6]	NS
Older	1640	12% (194)	1.0
Primigravid	501	19% (97)	1.9 [1.4-2.5]	1.9 [1.3-2.6]
Multigravid	1480	11% (167)	1.0	1.0
Karen	1050	14% (144)	1.1[0.7-1.7]	NS
Non-Karen	252	12% (31)	1.0
Migrant workers	211	12% (25)	0.9 [0.6-1.3]	NS
Living in camps	1770	14% (239)	1.0
Illiterate	1010	15% (153)	1.4 [1.1-1.8]	NS
Literate	971	11% (111)	1.0
Reading 1 language	321	11% (74)	1.0 [0.7-1.5]	NS
Reading >1 language	650	12% (37)	1.0
Smoking	594	18% (107)	1.7 [1.3-2.3]	1.9 [1.4-2.7]
Non-Smoking	1387	11% (157)	1.0	1.0
Malaria (+)	318	17% (53)	1.4 [1.0-1.9]	NS
No Malaria	1663	13% (211)	1.0
Anaemia (+)	1076	13% (144)	1.0 [0.8-1.3]	NS
No Anaemia	901	13% (120)	1.0
Home delivery	839	15% (128)	1.3 [1.0-1.7]	NS
Clinic delivery	1142	12% (136)	1.0
Newborn factors
Prematurity	163	66% (108)	20.9 [14.5-30.1]	20.3 [14.0-29.6]
Term birth	1818	9% (156)	1.0	1.0
Female offspring	941	16% (148)	1.5 [1.1-1.9]	1.8 [1.3-2.4]
Male offspring	1040	11% (116)	1.0	1.0
Abnormal	30	27% (8)	2.4 [1.0-5.5]	NS
Normal	1951	13% (256)	1.0

In bold, OR and AOR with p < 0.05, in italic with p ≥ 0.05 and < 0.1; all variables with p < 0.1 were entered in the logistic regression model to obtain the AOR

ISSN: 1471-2393