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Table 1 Demographic characteristics of children and adolescents

From: Influences of socioeconomic factors on childhood and adolescent overweight by gender in Korea: cross-sectional analysis of nationally representative sample

Variable Category n(%)
Gender Male 4706 (55.0)
  Female 3849 (45.0)
Education Elementary school 4th grade – 6th grade 2524 (29.5)
  Senior secondary school 6031 (70.5)
Region Capital city (Seoul) 1417 (16.7)
  Metropolitan city 2838 (33.5)
  Cities and country 4226 (49.8)
Economic status Low 1613 (19.5)
  Average 3790 (45.9)
  High 2863 (34.6)
Father’s education Middle school graduated or less 425 (5.2)
  High school graduated 3401 (41.6)
  University graduated or more 4345 (53.2)
Mother’s education Middle school graduated or less 443 (5.4)
  High school graduated 4269 (52.3)
  University graduated or more 3449 (42.3)
Father’s job No 323 (3.9)
  Yes 7998 (96.1)
Mother’s job No 2797 (33.6)
  Yes 5538 (66.4)
BMI Normal weight 6797 (79.4)
  Overweight 1758 (20.6)
  Mean (±SD) 20.3 (±3.2)
  (min, max) (14.1, 40.6)
Parental interest in weight control Very high 3514 (41.2)
  Average 3150 (37.0)
  Little 1856 (21.8)
Father’s body shape Slim 1900 (22.4)
  Average 3724 (43.8)
  Obese 2874 (33.8)
Mother’s body shape Slim 1834 (21.6)
  Average 3776 (44.4)
  Obese 2897 (34.0)
Family structure Parents living with children 7362 (86.0)
  Single-parent family (father) 308 (3.6)
  Single-parent family (mother) 443 (5.2)
  Non-parent 442 (5.2)
  1. BMI body mass index; SD standard deviation.