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Table 1 Frequency (%), mean (s.e.), and unadjusted associations between health literacy, other socio-demographic or health variables, and overweight/obesity in a 12–16 years old population, Nanning, China (N = 1035)

From: Is low health literacy associated with overweight and obesity in adolescents: an epidemiology study in a 12–16 years old population, Nanning, China, 2012

  Overweight/Obesity Results on association*
  Yes (n = 83) No (n = 1222)  
Demographics    
Sex    
  Male 61 (61.5) 646 (52.9) χ2 1 = 2.30, p = 0.162
  Female 32 (38.5) 576 (47.1)
Age group    
  <14 45 (54.2) 538 (44.0) χ2 1 = 3.27, p = 0.196
  ≥14 38 (45.8) 684 (56.0)
Single child    
  Yes 41 (49.4) 554 (45.3) χ2 1 = 0.52, p = 0.404
  No 42 (50.6) 668 (54.7)
Familial variables    
Family structure    
  Living with both biological parents 73 (88.0) 1069 (87.5) χ2 1 = 0.02, p = 0.909
  Others 10 (12.0) 153 (12.3)
Father’s education level    
  University or above 8 (9.7) 130 (10.6) χ2 3 = 2.92, p = 0.355
  High school/technical college 26 (31.3) 283 (23.2)
  Middle school 35 (42.2) 565 (46.2)
  Primary school or below 14 (16.9) 244 (20.0)
Mother’s education level    
  University or above 5 (6.0) 102 (8.4) χ2 3 = 2.70, p = 0.514
  High school/technical college 21 (25.3) 225 (18.4)
  Middle school 38 (45.8) 603 (49.4)
  Primary school or below 19 (22.9) 292 (23.9)
Owing a computer at home    
  Yes 43(51.8) 547 (44.8) χ2 1 = 1.56, p = 0.210
  No 40 (48.2) 675 (55.2)
School performance 45.8 (1.55) 51.8 (1.43) F(1,32) = 10.40, p = 0.003
Health behaviours    
Smoking status    
  Current/Ex-smoker 8 (9.6) 91 (7.5) χ2 1 = 0.53, p = 0.504
  Never 75 (90.4) 1131 (92.5)
Drank alcohol    
  Yes 33 (39.8) 518 (42.4) χ2 1 = 0.22, p = 0.604
  No 50 (60.2) 704 (57.6)
Physically inactive    
  Yes 68 (81.9) 926 (75.8) χ2 1 = 1.62, p = 0.242
  No 15 (18.1) 296 (24.2)
Parental health problems    
Parental drinking problem    
  Yes 27 (32.5) 357 (29.2) χ2 1 = 0.41, p = 0.454
  No 56 (67.5) 865 (70.8)
Parental gambling problem    
  Yes 10 (12.1) 176 (14.4) χ2 1 = 0.35, p = 0.579
  No 73 (87.9) 1064 (85.6)
Parental health problem    
  Both parents were ill 7 (8.4) 134 (10.8) χ2 2 = 7.61, p = 0.009
  Either one was ill 12 (14.5) 326 (26.7)
  Both parents were healthy 64 (77.1) 762 (62.4)
Low health literacy    
  Yes 56 (67.5) 621 (50.8) χ2 1 = 8.63, p = 0.017
  No 27 (32.5) 601 (49.2)
  1. *adjusted for cluster sampling effect.