Table 3

Effects of prenatal food and micronutrient supplementations on linear growth (16 anthropometric assessments) from birth to 54 months of age

Randomized intervention

n

HAZ mean (95% CI)

P-value1

Stunting, mean% (95% CI)

P-value1


Food supplementation

Early invitation (E)

839

-1.52 (-1.58, -1.46)2

0.07

30.8 (28.5-33.1)4

0.01

Usual invitation (U)

795

-1.60 (-1.66, -1.54)

35.3 (32.9-37.7)

Micronutrient supplementation

Fe30F

518

-1.51 (-1.59, -1.44)

0.09

31.8 (28.8-34.7)

0.04

Fe60F

566

-1.55 (-1.62, -1.48)

31.3 (28.5-34.1)

MMS

550

-1.63 (-1.70, -1.55)3

36.1 (33.3-39.0)5,6

Interaction Food*Micronutrients

E-Fe30F

258

-1.47(-1.58, -1.36)

0.99

29.9 (25.7-34.1)

0.94

E-Fe60F

291

-1.51 (-1.61, -1.41)

28.7 (24.7-32.6)

E-MMS

290

-1.59 (-1.69, -1.49)

33.9 (29.9-37.8)

U-Fe30F

260

-1.55 (-1.66, -1.44)

33.6 (29.5-37.8)

U-Fe60F

275

-1.59 (-1.69, -1.48)

33.9 (29.9-38.0)

U-MMS

260

-1.67 (-1.78, -1.56)

38.4 (34.2-42.6)


General lineal models, repeated-measures analyses, n = 1634.

Abbreviations: HAZ = Height for Age Z-score; Fe30F = 30 mg iron and 400 μg of folic acid; Fe60F = 60 mg iron and 400 μg of folic acid; MMS = multiple micronutrients, 15 micronutrients including 30 mg iron and 400 μg of folic acid;1 Test of between-subjects effects;2Pairwise comparison with usual invitation, P = 0.07;3Pairwise comparison with Fe30F, P = 0.03;4 Pairwise comparison with usual invitation; P = 0.015Pairwise comparison with Fe30F, P = 0.04;6Pairwise comparison with Fe60F, P = 0.02

Khan et al. Nutrition Journal 2011 10:134   doi:10.1186/1475-2891-10-134

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