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Table 3 Neonatal vitamin A supplementation (VAS) and weight, length and head circumference at 2 months by weight at inclusion

From: The effect of neonatal vitamin A supplementation on growth in the first year of life among low-birth-weight infants in Guinea-Bissau: two by two factorial randomised controlled trial

 

N

VAS

Placebo

Difference* (CI: 95%)

N

VAS

Placebo

Difference* (CI: 95%)

N

VAS

Placebo

Difference* (CI: 95%)

Weight-for-age, z-score

<1.5 kg

86

−4.82

−4.44

−0.31 (−0.73; 0.11)

32

−5.04

−5.07

0.12 (−0.56; 0.81)

54

−4.69

−4.09

−0.55 (−1.07; -0.02)

1.5-1.99 kg

360

−2.86

−2.88

−0.10 (−0.27; 0.14)

166

−3.12

−3.16

−0.08 (−0.38; 0.22)

194

−2.64

−2.64

−0.03 (−0.31; 0.24)

2.00-2.49 kg

939

−1.58

−1.58

0.02 (−0-10; 0.16)

434

−1.71

−1.72

0.05 (−0.13; 0.24)

505

−1.47

−1.44

0.00 (−0.17; 0.17)

Length for age at 2 months, z-score

<1.5 kg

86

−5.71

−5.23

−0.31 (−0.83; 0.21)

32

−5.98

−6.26

0.09 (−0.71; 0.90)

54

−5.54

−4.66

−0.51 (−1.18; 0.16)

1.5-1.99 kg

362

−3.34

−3.33

−0.03 (−0.28; 0.21)

168

−3.66

−3.76

0.09 (−0.23; 0.42)

194

−3.06

−2.97

−0.12 (−0.46; 0.23)

2.00-2.49 kg

940

−2.10

−2.01

−0.06 (−0.18; 0.06)

434

−2.34

−2.24

−0.05 (−0.24; 0.14)

506

−1.93

−1.80

−0.09 (−0.24; 0.06)

Head circumference for age at 2 months, z-score

<1.5 kg

86

−3.86

−3.25

−0.51 (−1.01; -0.01)

32

−4.29

−3.84

−0.18 (−1.02; 0.67)

54

−3.59

−2.92

−0.63 (−1.23; -0.02)

1.5-1.99 kg

362

−1.87

−1.98

0.08 (−0.13; 0.29)

168

−2.02

−2.19

0.13 (−0.19; 0.45)

194

−1.73

−1.82

0.05 (−0.23; 0.33)

2.00-2.49 kg

937

−0.86

−0.94

0.10 (−0.03; 0.22)

432

−0.98

−1.04

0.10 (−0.09; 0.30)

505

−0.76

−0.84

0.08 (−0.08; 0.25)

  1. *All regression analyses are controlled for randomisation to BCG and weight/length/head circumference at inclusion.