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Table 2 Independent Factors Associated with Underweight and Overweight Status Among Residents 35 – 93 Years of Age: Danang Province, Vietnam, 2010

From: Double burden: a cross-sectional survey assessing factors associated with underweight and overweight status in Danang, Vietnam

 

Underweight < 18.5*

Overweight as BMI ≥ 23

Overweight as BMI ≥ 25

 

Prevalence Ratio

95% CI

p-value

Prevalence Ratio

95% CI

 

Prevalence Ratio

95% CI

p-value

Age

  

0.001

  

0.047

   

 <45

1.00

Reference

 

1.00

Reference

 

--

--

 

 45-64

1.47

(0.88, 2.47)

 

0.96

(0.78, 1.19)

 

--

--

 

 65-74

2.11

(1.47, 3.03)

 

0.87

(0.60, 1.28)

 

--

--

 

 75+

2.76

(2.26, 3.38)

 

0.79

(0.62, 1.00)

 

--

--

 

Urbanization

  

0.029

  

0.045

  

0.13

 Urban

1.00

Reference

 

1.00

Reference

 

1.00

Reference

 

 Mixed urban–rural

1.55

(0.91, 2.64)

 

0.78

(0.60, 1.01)

 

0.71

(0.50, 1.00)

 

 Rural

2.12

(0.98, 3.47)

 

0.52

(0.27, 1.00)

 

0.47

(0.13, 1.74)

 

Smoking Status

  

0.028

      

 Never

1.00

Reference

 

--

--

 

--

--

 

 Former

1.11

(0.41, 2.41)

 

--

--

 

--

--

 

 Current

1.80

(1.13 2.16)

 

--

--

 

--

--

 

Systolic pressure (10 mmHg)

0.88

(0.77, 0.99)

 

1.06

(1.03, 1.12)

 

1.11

(1.00, 3.72)

 

Diabetes

--

--

 

1.60

(1.37, 1.86)

 

2.12

(1.20, 1.45)

 

Heart attack

--

--

 

--

--

 

4.67

(1.37, 15.9)

 
  1. *underweight defined as BMI<18.5; reference group defined as normal BMI (18.5-24.9); 258 subjects overweight (≥25) were excluded from analyses.
  2. Adjusted for all other factors in table.