Maternal fish and shellfish intake and pregnancy outcomes: A prospective cohort study in Brittany, France

Table 4 Results of linear regression for pregnancy duration and birthweight according to seafood intake

	Length of gestation (weeks)				Birthweight (grams)
	Simple linear regression		Multiple linear regression^b		Simple linear regression^c		Multiple linear regression^b,c
	β (95%CI)	p	β (95%CI)	p	β (95%CI)	p	β (95%CI)	p
Frequency of fish intake^a	0.021 (0.004–0.037)	0.01	0.018 (0.002–0.035)	0.03	0.777 (-3.446–5.000)	0.7	-1.556 (-5.587–2.476)	0.8
Frequency of shellfish intake ^a	-0.014 (-0.036–0.009)	0.2	-0.018 (-0.041–0.005)	0.1	1.000 (-4.796–6.795)	0.7	1.50 (-4.017–7.016)	1.0

^a models included both fish and shellfish for mutual adjustment. ^b adjusted for maternal age, marital status, education level, parity, bmi, height, smoking status, alcohol consumption, diabetes and sex of the child. ^cadjusted for duration of gestation

ISSN: 1476-069X