Table 1 Daily bread and folic acid intake if fortification mandated as proposed prior to and during the first trimester¹

Before conception, n 677

Bread intake, slices/d

2.6

(2.4-2.9)

0.0

2.0

2.0

4.0

6.0

Folic acid intake, μg/d³

118.5

(107.1-129.8)

0.0

89.1

89.1

178.2

267.3

First trimester, n 676

Bread intake, slices/d

2.9

(2.5-3.2)

0.0

2.0

2.0

4.0

6.0

Folic acid intake, μg/d³

128.1

(112.2-144.0)

0.0

89.1

89.1

178.2

267.3