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Table 3 Overall logistic regression analysis for wasting, overweight and stunting, ENSIN 2010

From: Associations between maternal BMI, breastfeeding practices and infant anthropometric status in Colombia; secondary analysis of ENSIN 2010

 

Unadjusted model

Adjusted model

Final model

β

OR

95% CI

p value

R2

β

OR

95% CI

p value

R2

β

OR

95% CI

p value

R2

Wasting a

Constant

−3.4

na

na

< 0.001**

0.003–0.006

−2.6

na

na

< 0.001**

0.009–0.021

−3.4

na

na

< 0.001**

0.004–0.01

Predictors

 Currently BF (1 = yes)

−0.56

0.57

0.31, 1.05

0.07

 

− 0.29

0.75

0.38, 1.47

0.40

      

 Age of introduction of liquids (months)

−0.05

0.95

0.83, 1.09

0.47

 

−0.05

0.95

0.82, 1.08

0.43

      

 Age of introduction of semisolids (months)

−0.13

0.88

0.75, 1.02

0.10

 

−0.08

0.92

0.78, 1.08

0.32

      

Covariates

 Maternal education (y)

     

−0.09

0.91

0.85, 0.97

0.005*

 

−0.09

0.91

0.86, 0.97

0.003*

0.004–0.028

 Infant age (months)

     

−0.03

0.97

0.92, 1.01

0.21

      

Overweight a

Constant

−4.3

na

na

< 0.001**

0.005–0.012

−5.99

na

na

< 0.001**

0.02–0.04

−6.5

na

na

< 0.001**

0.014–0.031

Predictors

 Maternal BMI (kg/m2)

0.06

1.06

1.03, 1.08

< 0.001**

 

0.05

1.05

1.02, 1.08

0.001**

 

0.05

1.05

1.03, 1.08

0.001**

 

Covariates

 Maternal education (y)

     

0.05

1.05

1.02, 1.09

0.005*

 

0.06

1.06

1.02, 1.10

0.001**

 

 Delivery by caesarean section (no)

     

−0.25

0.78

−0.59, 1.04

0.089

      

 Birth weight (kg)

     

0.001

1.001

1, 1.001

< 0.001**

 

0.001

1.001

1.00, 1.001

< 0.001**

 

 Infant age (months)

     

−0.01

0.98

0.96, 1.01

0.14

      

Stunting b

Constant

−1.9

0.14

na

< 0.001**

0.01–0.02

1.42

4.14

na

0.23

0.05–0.11

1.96

7.1

na

< 0.001**

0.04–0.09

Predictors

 Maternal BMI (kg/m2)

− 0.03

0.97

0.94, 1.00

0.08

 

0.004

1.00

0.96, 1.05

0.84

      

 Duration of BF (months)

0.05

1.05

1.02, 1.08

0.003*

 

0.03

1.03

0.99, 1.08

0.17

      

 Age of introduction of liquids (months)

0.03

1.03

0.96, 1.11

0.39

 

−0.001

0.99

0.91, 1.10

0.99

      

 Age of introduction of semisolids (months)

0.05

1.05

0.95, 1.18

0.33

 

0.03

1.03

0.89, 1.20

0.69

      

 Age of introduction of solids (months)

−0.002

0.99

0.92, 1.08

0.96

 

0.03

0.96

0.87, 1.07

0.51

      

Covariates

 Type of place of residence (urban/rural)

     

−0.32

0.72

0.41, 1.26

0.25

      

 Wealth index poorest

     

0.24

1.27

0.75, 2.16

0.37

      

 Maternal education (y)

     

−0.08

0.92

0.87, 0.98

0.01*

 

−0.09

0.92

0.89, 0.94

< 0.001**

 

 Etnicity (mestizo)

     

−0.38

0.68

0.42, 1.11

0.12

      

 Birth weight (kg)

     

−0.001

0.99

0.99, 1.00

< 0.001**

 

−0.001

0.99

0.99, 0.99

< 0.001**

 

 Gender (male)

     

−0.85

0.43

0.28, 0.66

< 0.001**

 

−0.47

0.62

0.49, 0.78

< 0.001**

 

 Infant age (months)

     

0.08

1.08

1.03, 1.14

0.001**

 

0.05

1.05

1.03, 1.07

< 0.001**

 
  1. a Analysis performed with multinomial logistic regression, normal WLZ as reference catheogory
  2. b Analysis performed with binary logistic regression, normal LAZ as reference catheogory
  3. * Significance at the level of p < 0.05
  4. ** Significance at the level of p < 0.001
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