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Table 2 Folate intake from diet and supplements

From: Retracted: Folic acid supplementation, dietary folate intake during pregnancy and risk for spontaneous preterm delivery: a prospective observational cohort study

 

All

Spontaneous term delivery

Spontaneous PTD1

Folate (μg/d)

Median

IQR

Median

IQR

Median

IQR

All women

n = 65668

n = 50301

n = 1628

Diet

155

(123–193)

155

(123–193)

155

(123–194)

Supplements

67

(0–400)

57

(0–400)

100

(0–400)

Total intake

266

(154–543)

262

(153–542)

280

(154–557)

Supplement users

n = 35510

n = 27007

n = 891

Diet

158

(127–196)

158

(127–196)

159

(128–197)

Supplements

400

(200–429)

400

(200–429)

400

(200–457)

Total intake

530

(354–636)

530

(354–635)

540

(369–651)

  1. Folic acid supplementation, dietary and total folate intake during the first half of pregnancy (FFQ data) for all 65,668 participants, as well as in folic acid supplement users (n = 35,510), from the Norwegian Mother and Child Cohort Study (2002–2009).
  2. 1Preterm delivery defined as delivery between 22+0-36+6 weeks of gestation.