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Table 3 Factors associated with overweight and obesity in the overall study population

From: Body mass index–measured adiposity and population attributability of associated factors: a population-based study from Buea, Cameroon

Characteristics Overweight and obesity (N = 511) Obesity alone (N = 115)
Bivariate analysis Multivariable analysis (R 2 = 0.12) Bivariate analysis Multivariable analysis (R 2 = 0.10)
O.R. (95% CI) p-value aO.R. (95% CI) p-value O.R. (95% CI) p-value aO.R. (95% CI) p-value
Sex
 Male Ref   Ref   Ref   Ref  
 Female 1.85 (1.44–2.36) <0.0001 2.01 (1.58–2.76) <0.0001 2.87 (1.78–4.65) <0.0001 3.20 (1.93–5.59) <0.0001
Age categories
  ≤ 31 years Ref   Ref   Ref   Ref  
  > 31 years 2.34 (1.84–2.99) <0.0001 1.97 (1.41–2.48) 0.001 3.81 (2.45–5.93) <0.0001 3.21 (1.86–5.28) <0.0001
Level of education
 High (diploma + university) Ref   Ref   Ref   Ref  
 Low-moderate (secondary + high school) 2.10 (1.62–2.60) <0.0001 1.52 (1.14–2.03) 0.005 1.64 (1.11–2.43) 0.013 0.91 (0.58–1.49) 0.571
Married
 No Ref     Ref   Ref  
 Yes 3.65 (2.75–4.85) <0.0001 3.11 (2.21–4.01) <0.0001 2.97 (2.00–4.40) <0.0001 2.10 (1.60–3.51) <0.0001
Monthly income
  < 50,000 F (< USD100) Ref   Ref   Ref   Ref  
 50–100,000 F (USD100–200) 1.45 (1.09–1.93) 0.010 1.32 (1.01–1.69) 0.331 1.68 (1.10–2.89) 0.042 1.38 (0.87–2.17) 0.235
  > 100,000 F (> USD 200) 2.14 (1.46–3.12) <0.0001 2.11 (1.46–3.61) <0.0001 1.79 (1.15–2.81) 0.010 1.45 (0.76–2.77) 0.262
Frequency of physical activity (min. of 30mins)
  ≥ 3 times/ week Ref   Ref   Ref   Ref  
 0–2 times/ week 1.27 (0.99–1.62) 0.056 1.27 (0.94–1.61) 0.120 1.31 (0.91–1.90) 0.228 1.21 (0.74–1.89) 0.367
Alcohol Use
 No Ref     Ref    
 Yes 1.17 (0.98–1.92) 0.602 -   0.83 (0.46–1.48) 0.520 -  
Smoking status
 No Ref     Ref    
 Former 0.65 (0.29–1.12) 0.823 -   0.42 (0.16–3.01) 0.501 -  
 Current 0.87 (0.31–2.01) 0.694 -   0.68 (0.23–2.35) 0.328 -