Impact of singlehood during pregnancy on dietary intake and birth outcomes- a study in the Norwegian Mother and Child Cohort Study

Table 4 Associations between marital status and pregnancy outcomes in 60,946 women

	Total n	n (%)	Unadjusted OR (95% CI)	Model 1* Adjusted OR (95% CI)	Model 2 ^†Adjusted OR (95% CI)	Model 3 ^‡Adjusted OR (95% CI)
Small for gestational age baby
Married/cohabiting	59,845	6289 (10.5)	1	1	1	1
Singles living alone	888	123 (13.9)	1.37 (1.13, 1.66)	1.36 (1.12, 1.64)	1.27 (1.05, 1.55)	1.10 (0.90, 1.34)
Singles living with parents	213	22 (10.3)	0.98 (0.63, 1.53)	0.93 (0.59, 1.45)	0.96 (0.61, 1.50)	0.82 (0.52, 1.29)
Large for gestational age baby
Married/cohabiting	59,845	5839 (9.8)	1	1	1	1
Singles living alone	888	80 (9.0)	0.92 (0.73, 1.15)	0.88 (0.70, 1.11)	0.87 (0.69, 1.10)	0.94 (0.75, 1.20)
Singles living with parents	213	24 (11.3)	1.17 (0.77, 1.80)	1.20 (0.78, 1.84)	1.11 (0.72, 1.71)	1.20 (0.78, 1.87)
Preterm delivery (<37 weeks)
Married/cohabiting	59,845	2966 (5.0)	1	1	1	1
Singles living alone	888	59 (6.6)	1.36 (1.05, 1.78)	1.32 (1.01, 1.72)	1.17 (0.89, 1.53)	1.15 (0.88, 1.51)
Singles living with parents	213	12 (5.6)	1.14 (0.64, 2.05)	1.09 (0.61, 1.95)	0.91 (0.50, 1.64)	0.89 (0.49, 1.61)

^*Model 1: adjusted for maternal pre-pregnancy BMI, total energy intake and energy contributed by protein.
^†Model 2: additional adjusted for maternal education, income, parity, age at delivery and nausea at the time of filling in the FFQ.
^‡Model 3: additional adjusted for maternal smoking during pregnancy.

ISSN: 1471-2393