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Table 4 Logistic Regression Models with Generalized Equation Estimation (GEE) for excessive gestational weight gain according to sociodemographic, obstetric and environmental factors. Belo Horizonte e Contagem, Minas Gerais

From: Environmental and individual factors associated with gestational weight gain

Sociodemographic, obstetric and environmental factors

Excessive gestational weight gain (n = 115)

 

Model 1

Model 2

Model 3

OR

CI95%

p- Value

OR

CI95%

p- Value

OR

CI95%

p- Value

Age

0.96

0.92 – 1.01

0.144

0.96

0.92 -1.01

0.128

0.96

0.91 – 1.00

0.092

Educational level

  Elementary School

1

1

 

1

1

 

1

1

 

  High school

1.30

0.67 – 2.55

0.432

1.35

0.69 – 2.62

0.376

1.39

0.71 – 2.71

0.334

  Higher education

0.78

0.34 – 1.83

0.583

0.76

0.33 – 1.78

0.541

0.79

0.34 – 1.85

0.593

Smoking in the first 5 months of pregnancy

       

  No

1

1

 

1

1

 

1

1

 

  Yes

2.73

0.98 – 7.58

0.054

2.79

1.02 -7.64

0.045

2.73

0.98 – 7.54

0.052

Pre-gestational body mass index (BMI)

  Eutrophic

1

1

 

1

1

 

1

  

  Underweight

0.66

0.16 – 2.66

0.562

0.64

0.15 – 2.57

0.531

0.60

0.14 – 2.53

0.493

  Overweight

5.74

3.13 – 10.51

 < 0.001

5.76

3.15 – 10.53

 < 0.001

6.24

3.37 – 11.54

 < 0.001

  Obesity

8.39

3.33 – 21.09

 < 0.001

8

3.22 – 19.90

 < 0.001

8.37

3.32 – 21.06

 < 0.001

Number of prenatal consultations

1.01

0.92 – 1.11

0.739

1.01

0.93 – 1.11

0.673

1.02

0.93 – 1.12

0.614

Gestational age

1.01

0.92 – 1.11

0.815

0.98

0.86 – 1.12

0.852

0.99

0.86 – 1.13

0.892

Professional

  Nurse

1

1

 

1

1

 

1

1

 

  Physician

1.22

0.49 – 3.01

0.656

1.12

0.45 – 2.77

0.797

1.11

0.45 – 2.76

0.811

Unhealthy food purchasing establishments

  1 tercile

1

1

       

  2 tercile

1.45

0.80 – 2.63

0.217

      

  3 tercile

1.91

1.00 – 3.64

0.047

      

Healthy food purchasing establishments

  1 tercile

   

1

1

    

  2 tercile

   

1.24

0.68 – 2.25

0.481

   

  3 tercile

   

1.18

0.65 – 2.11

0.573

   

Mixed food purchasing establishments near the place of residence

  1 tercile

      

1

1

 

  2 tercile

      

1.36

0.72 – 2.55

0.337

  3 tercile

      

2.71

1.35 – 5.43

0.005

Average income per Buffer

  1 tercile

1

1

 

1

1

 

1

1

 

  2 tercile

1.45

0.79 – 2.68

0.227

1.58

0.86 – 2.90

0.133

1.28

0.68 – 2.41

0.443

  3 tercile

1.04

0.53 – 2.05

0.902

1.33

0.71 – 2.48

0.363

0.78

0.38 – 1.61

0.515

  1. *P-value for Logistic Regression Models with Generalized Equation Estimation; /95% CI = 95% Confidence interval/OR Odds Ratio/BMI body mass index, PN prenatal care. /Ref reference category/Values in bold =  ≤ 0.05. Non-gestational diabetes and arterial hypertension were considered as adjustment variables of the model