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Table 3 Proportion overweight by treatment group and infant age

From: Home-based intervention for non-Hispanic black families finds no significant difference in infant size or growth: results from the Mothers & Others randomized controlled trial

 

Distribution of the Outcomes

Effects of the Intervention

Effects of the Intervention

Accounting for Covariatesa

Obesity Prevention Group

Injury Prevention Group

OR (95% CI)

P

OR (95% CI)

P

No. (%)

No. (%)

    

Overweight by WAZb,c

 Birth

1 (0.7)

1 (0.7)

1.09

.95

0.59

.75

 3 months

3 (2.6)

3 (2.6)

1.01

.99

1.45

.78

 6 months

2 (1.9)

5 (4.5)

0.41

.29

1.10

.93

 9 months

9 (8.5)

5 (4.8)

1.84

.29

3.16

.17

 12 months

6 (6.3)

5 (5.1)

1.25

.72

2.16

.39

 15 months

8 (7.9)

7 (7.6)

1.04

.94

1.99

.34

Overweight by WLZc,d

 Birth

2 (1.4)

4 (3.1)

2.19

.37

2.16

.38

 3 months

9 (7.9)

5 (4.4)

1.89

.27

4.95

.16

 6 months

14 (13.2)

8 (7.2)

1.96

.15

2.88

.06

 9 months

15 (14.2)

9 (8.7)

1.74

.22

4.29

.03

 12 months

10 (10.5)

9 (9.2)

1.16

.75

1.51

.56

 15 months

13 (12.9)

9 (9.8)

1.36

.50

1.60

.39

  1. aModels were adjusted for variables found to be significantly associated with the completion of any home visit and included maternal age, pre-pregnancy BMI, and marital status. Each model after birth was also adjusted for breastfeeding, e.g. the 3-month model included a variable for continued breastfeeding at 3 months, the 6-month model included a variable for continued breastfeeding at 6 months, etc. bWeight-for-age Z-score. cWAZ or WLZ ≥2 SD World Health Organization 2006 international growth standards [40]. dWeight-for-length Z-score