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Table 3 Associations between socioeconomic determinants and weight gain (5 kg+), odds ratios (OR) and their confidence intervals (95% CI) among women (n = 5391)

From: Multiple socioeconomic determinants of weight gain: the Helsinki Health Study

Weight gain ≥ 5 kg Model 1 Model 2 Model 3
OR [95% CI] OR [95% CI] OR [95% CI]
Parental education    
Higher 1.00 1.00 1.00
Intermediate 1.20 [1.01-1.44] 1.17 [0.97-1.40] 1.06 [0.88-1.28]
Basic 1.19 [1.01-1.40] 1.15 [0.97-1.35] 1.01 [0.84-1.20]
Childhood economic difficulties    
No difficulties 1.00 1.00 1.00
Difficulties 1.19 [1.02-1.39] 1.16 [1.00-1.35] 1.12 [0.95-1.32]
Own education    
Higher 1.00 1.00 1.00
Intermediate 1.39 [1.19-1.62] 1.33 [1.14-1.55] 1.40 [1.11-1.76]
Basic 1.48 [1.22-1.80] 1.38 [1.14-1.68] 1.43 [1.08-1.90]
Occupational class    
Professionals 1.00 1.00 1.00
Semi-professionals 1.14 [0.96-1.37] 1.12 [0.93-1.34] 0.84 [0.66-1.06]
Routine non-manual employees 1.34 [1.15-1.56] 1.28 [1.10-1.49] 0.92 [0.72-1.17]
Manual workers 1.26 [1.03-1.55] 1.18 [0.96-1.44] 0.77 [0.57-1.04]
Household income    
Highest quartile 1.00 1.00 1.00
2nd 0.88 [0.73-1.07] 0.88 [0.73-1.07] 0.81 [0.67-0.99]
3rd 1.10 [0.92-1.30] 1.09 [0.92-1.29] 0.94 [0.78-1.13]
Lowest quartile 1.15 [0.96-1.37] 1.14 [0.96-1.35] 0.87 [0.72-1.06]
Home ownership    
Owner-occupiers 1.00 1.00 1.00
Renters 1.39 [1.23-1.58] 1.33 [1.17-1.51] 1.18 [1.03-1.36]
Economic difficulties    
No difficulties 1.00 1.00 1.00
Occasional difficulties 1.29 [1.12-1.49] 1.23 [1.07-1.42] 1.19 [1.03-1.38]
Frequent difficulties 1.68 [1.43-1.98] 1.60 [1.37-1.87] 1.50 [1.26-1.79]
  1. Model 1 Adjusted for age.
  2. Model 2 Model 1 and baseline weight adjusted for.
  3. Model 3 Model 2 and all socioeconomic indicators adjusted for.