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Table 2 Characteristics of Portuguese adults by income categories

From: Educational and economic determinants of food intake in Portuguese adults: a cross-sectional survey

  Income
  ≤314 euros 315–547 euros 548–815 euros >815 euros
Gender     
   Female 16.3% 25.4% 24.5% 33.8%
   Male 20.8% 24.3% 22.8% 32.2%
Age (years)     
   Female 50.7 ± 18.97 50.3 ± 18.90 50.1 ± 18.68 50.2 ± 18.94
   Male 47.9 ± 18.54 47.2 ± 18.45 47.6 ± 18.44 48.1 ± 18.55
BMI (Kg/m2)     
   Female 25.3 ± 4,55 25.0 ± 4.51 25.1 ± 4.52 25.1 ± 4.55
   Male 25.6 ± 3.70 25.4 ± 3.95 25.6 ± 3.74 25.7 ± 3.88
Smokers     
   Female 7.4% 8.0% 8.6% 8.2%
   Male 28.5% 31.9% 30.3% 30.7%
Physical activity in females     
   Daily occupational activity best characterized by     
Usually seated, walking short periods of time 30.3% 26.0% 24.6% 35.7%
Standing, walking long periods of time 46.4% 43.8% 42.8% 43.6%
Carrying light objects, walking up/downstairs 10.3% 11.4% 13.5% 10.0%
Heavy physical work or carrying heavy objects 12.7% 18.7% 19.0% 10.6%
Don't know 0.2% 0% 0.1% 0.1%%
   Leisure-activity best characterized by     
Heavy training/competitive sports (>1x/wk) 1.2% 2.3% 3.1% 5.4%
Running/recreational sports/gardening (≥4 h/wk) 4.0% 7.3% 11.1% 11.1%
Walking for pleasure, bicycling light (≥4 h/wk) 16.7% 19.2% 19.0% 24.0%
Reading, watching TV, sedentary activities 77.9% 71.2% 66.7% 59.5%
Don't know 0.1% 0% 0.1% 0.1%
   Regular activity such as running or bicycling, enough to feel tired     
Yes 5.8% 9.1% 12.0% 19.1%
No 94.1% 90.9% 87.9% 80.8%
Don't know 0.1% 0% 0.1% 0.1%
Physical activity in males     
   Daily occupational activity best characterized by     
Usually seated, walking short periods of time 41.8% 33.5% 32.2% 39.3%
Standing, walking long periods of time 48.1% 53.2% 53.1% 50.8%
Carrying light objects, walking up/downstairs 7.6% 9.6% 10.0% 7.0%
Heavy physical work or carrying heavy objects 2.4% 3.6% 4.7% 2.8%
Don't know 0.1% 0.1% 0% 0%
   Leisure-activity best characterized by     
Heavy training/competitive sports (>1x/wk) 0.3% 0.5% 0.8% 1.4%
Running/recreational sports/gardening (≥4 h/wk) 2.9% 4.4% 5.5% 5.4%
Walking for pleasure, bicycling light (≥4 h/wk) 10.3% 13.1% 16.3% 21.5%
Reading, watching TV, sedentary activities 86.4% 81.9% 77.4% 71.7%
Don't know 0.1% 0.2% 0% 0%
   Regular activity such as running or bicycling, enough to feel tired     
Yes 2.2% 4.7% 5.4% 11.7%
No 97.6% 95.2% 94.6% 88.3%
Don't know 0.1% 0.1% 0% 0%