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Table 3 Parsimonious adjusted models (nutrition & physical activity variables in multivariable analyses, adjusted for sociodemographic variables)

From: Early childhood factors associated with obesity at age 8 in Vietnamese children: The Young Lives Cohort Study

 

Variables

Age 1

OR [95% CI]

Age 5

OR [95% CI]

Age 8

OR [95% CI]

Nutrition Variables

length of breastfeeding

(ref is < 6 months)

   

6–12 months

0.3 [0.1–0.9]*

  

> 12 months

0.4 [0.2–0.9]**

  
 

# of times child ate/day

(ref is 3 times)

   

0–2 times

 

0.6 [0.3–1.1]

1.9 [0.2–18.8]

4–5 times

 

0.8 [0.4–1.5]

1.5 [0.8–2.9]

6 + times

 

2.4 [1.3–4.6]***

3.2 [1.6–6.8]***

 

restaurant/food stallsb

(ref is lowest quartile)

   

2nd quartile

 

1.2 [0.6–2.5]

1.4 [0.8–2.4]

3rd quartile

 

2.6 [1.4–4.7]***

1.8 [1.1–2.9]**

4th quartile

 

4.6 [2.6–8.2]***

2.6 [1.5–4.3]***

 

powdered milkb,c

(ref is lowest quartile)

   

2nd quartile

 

3.1 [1.8–5.3]***

 

3rd quartile

 

2.4 [1.4–4.1]***

 

4th quartile

 

2.8 [1.6–4.6]***

1.8 [1.1–3.0]*

 

milk/milk productsb

(ref is lowest quartile)

   

2nd quartile

 

1.4 [0.8–2.6]

0.9 [0.5–1.5]

3rd quartile

 

2.4 [1.4–4.0]***

1.2 [0.7–2.0]

4th quartile

 

3.9 [1.6–4.2]***

1.1 [0.6–1.8]

 

packaged sweets/

snacksb

(ref is lowest quartile)

   

2nd quartile

 

1.4 [0.9–2.3]

2.1 [1.4–3.2]***

3rd quartile

 

2.3 [1.6–3.5]***

2.4 [1.6–3.8]***

4th quartile

 

3.4 [2.3–4.9]***

3.5 [2.4–5.1]***

 

honey/sugarb

(ref is lowest quartile)

   

2nd quartile

 

1.5 [1.0–2.3]

0.9 [0.6–1.4]

3rd quartile

 

2.0 [1.3–3.2]***

1.0 [0.5–2.0]

4th quartile

 

2.7 [1.8–4.1]***

1.5 [0.9–5.1]

Physical Activity

Variables

mode of transportation

(ref is walking)

   

riding bike

 

1.3 [0.8–2.1]

1.6 [0.9–2.7]

motorbike

 

3.4 [2.1–5.0]***

3.8 [2.5–5.9]***

 

hours child spent playing in last week

(ref is < 6 h)

   

6–10 h

 

1.6 [1.0–2.7]

1.0 [0.6–1.3]

10h hours

 

1.2 [0.7–2.1]

0.6 [0.5–1.1]

 

number of TVs owned in household

   
 

(ref is 0)

   
 

1 TV

 

2.0 [0.9–4.2]

2.4 [0.7–8.0]

2+ TV

 

2.8 [1.1–7.0]

4.9 [1.4–17.4]*

  1. aAll variables are adjusted for sex, site type, wealth index, and interaction term of wealth and site type
  2. bThe sample was divided into four equally sized groups or quartiles based on consumption within the last 2 weeks
  3. cThe sample for powdered milk at age 8 was divided into two equally sized groups above and below the median since it was not possible to divide it into quartiles
  4. *p < 0.05; **p < 0.01; ***p < 0.001