Infantile allergic diseases: a cohort study prenatal fish intake and mercury exposure context

BMC Public Health

Table 3 Effect of type and frequency of prenatal fish intake and prenatal mercury exposure on allergic disease in six-month-old infants in single model

Mother’s Fish intake During pregnancy	Infants Allergic diseases Unadjusted OR (95% C.I.)	Infants Allergic diseases Adjusted† OR (95% C.I.)
Frequency ≥ 1 (times/week)
Total Fish^¶	0.84 (0.60,1.19)	0.78 (0.53,1.14)
White fish^¶	0.54 (0.31,0.91)*	0.53 (0.30,0.94)*
Blue fish^¶	0.71 (0.40,1.27)	0.73 (0.39,1.36)
Shell fish^¶	0.93 (0.46,1.88)	0.77 (0.34,1.73)
Prenatal mercury concentration
Early Pregnancy^★	1.33 (0.91,1.94)	1.55 (0.95,2.54)
Late Pregnancy^★	0.96 (0.70,1.32)	1.05 (0.71,1.55)
Cord Blood^★	0.96 (0.67,1.36)	1.21 (0.72,1.75)

Odds ratio (OR) and 95% confidence intervals (C.I.) estimated using logistic regression model
†Adjusted for mother’s age, education, parity, pre-pregnancy BMI, parental allergy history, gender of the child, secondhand-smoke exposure, colostrum and breastfeeding
*p-value < 0.05; ^¶ Single model for fish intake without mercury concentration in one model; ^★ Single model for prenatal mercury concentration without fish intake in one model

ISSN: 1471-2458