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Table 1 Characteristics of the Northern Finland Birth Cohort 1986 study population (16-year follow-up data collected in 2001–2002)

From: Stress-related eating, obesity and associated behavioural traits in adolescents: a prospective population-based cohort study

  Girls n = 3598 Boys n = 3347 p2-test)
  % Mean (95% CI) % Mean (95% CI)  
Weight (kg)   56.9 (56.6, 57.3)   64.6 (64.2, 65.1)  
Height (cm)   163.9 (163.7, 164.1)   174.6 (174.4, 174.9)  
Body mass index (kg/m 2 )   21.2 (21.1, 21.3)   21.1 (21.0, 21.3)  
Waist circumference (cm)   71.9 (71.6, 72.2)   75.8 (75.4, 76.1)  
Overweight 10.9   12.7   
Obesity 2.9   4.3   <0.001
Abdominal obesity 13.2   10.4   0.001
Eating in a stressful situation to make oneself feel better      
 Never 56.8   84.8   
 To some extent 39.2   14.3   
 Fairly often 3.2   0.8   
 Very often 0.8   0.2   <0.001
Physical activity hours per week      
 <2 40.7   31.3   
 2–3 29.9   23.3   
 >3 29.5   45.3   <0.001
Use of tobacco      
 Never 33.2   36.9   
 Experimental or occasional 39.9   38.9   
 Regular 26.9   24.3   0.002
Sleeping hours per night      
 <8 24.4   16.7   
 8–9 65.2   66.3   
 >9 10.4   16.9   <0.001
Devouring large amounts of food      
 Never 46.3   42.4   
 Hardly ever 23.1   20.9   
 Occasionally 21.6   26.3   
 Once a month 3.5   3.5   
 Once a week 3.3   3.4   
 2–3 times a week 1.7   2.0   
 Daily 0.6   1.5   <0.001
Strict diet to control weight      
 Never 70.0   90.1   
 Occasionally 27.7   9.4   
 Often 2.3   0.5   <0.001
Heavy exercise to control weight      
 Never 57.4   69.8   
 Occasionally 37.5   22.5   
 Often 5.1   7.6   <0.001
Meals with parents or other family members      
 Daily or almost daily 63.5   75.0   
 A few times a week 17.3   14.0   
 1–2 times a week 7.6   5.2   
 Occasionally 8.8   4.6   
 Hardly ever 2.7   1.2   <0.001
Maternal basic education      
 Comprehensive school 67.0   68.2   
 Upper secondary school 33.0   31.8   0.309
Parents interested in their child’s schooling and hobbies      
 Never 0.8   0.5   
 Seldom 13.8   14.0   
 Almost always 85.4   85.5   0.372