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Nutritional Epidemiology$
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Walter C. Willett

Print publication date: 1998

Print ISBN-13: 9780195122978

Published to Oxford Scholarship Online: September 2009

DOI: 10.1093/acprof:oso/9780195122978.001.0001

Folic Acid and Neural Tube Defects

Chapter:
(p. 467 ) 18 Folic Acid and Neural Tube Defects
Source:
Nutritional Epidemiology
Author(s):

Walter Willett

Publisher:
Oxford University Press
DOI:10.1093/acprof:oso/9780195122978.003.18

This chapter reviews studies on the link between folic acid and neural tube defects. These include clinical observations and early interventions, case-control and cohort studies of folic acid intake, case-control and cohort studies of folic acid blood levels, randomized trials, and studies of genetic markers and metabolic indicators. Policy implications and broader implications for nutritional epidemiology are considered.

Keywords:   folic acid, neural tube defects, genetic markers, randomized trials, metabolic indicators

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