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Table 2 Percentage of adolescents in each cluster for socio-demographic factors

From: Clustering patterns of physical activity, sedentary and dietary behavior among European adolescents: The HELENA study

   1 2 3 4 5 χ²
  Gender (N)       68.59*
Total    - Males (951) 49.5 51.0 63.8 35.8 53.2  
     - Females (1133) 50.5 49.0 36.2 64.2 46.8  
  BMI (N)       9.09
     - Underweight (50) 3.8 7.1 7.2 6.4 3.0  
     - Normal weight (670) 73.2 65.1 68.0 69.7 73.1  
     - Overweight (166) 17.4 17.5 18.5 17.5 17.4  
     - Obese (65) 5.6 10.3 7.2 6.4 6.5  
Male Education level mother (N)       46.23*
     - Low (298) 44.1 39.0 50.6 23.7 23.2  
     - High (611) 55.9 61.0 49.4 76.3 76.8  
  Education level father (N)       25.02*
     - Low (293) 41.0 34.8 47.3 24.3 30.4  
     - High (596) 59.0 65.2 52.7 75.7 69.6  
  FAS (N)       13.23
     - Low (191) 21.6 22.2 20.6 19.7 17.4  
     - Medium (412) 43.7 42.1 29.9 43.3 50.2  
     - High (348) 34.7 35.7 49.5 36.9 32.3  
  Age category (N)       30.39*
     - Younger (12.5-14.99 yrs) (545) 44.6 57.9 62.9 55.4 70.6  
     - Older (15.0-17.5 yrs) (406) 55.4 42.1 37.1 44.6 19.4  
  BMI (N)       10.23
     - Underweight (91) 8.8 6.6 9.1 8.9 5.1  
     - Normal weight (834) 73.7 74.4 70.9 71.8 79.8  
     - Overweight (168) 16.1 15.7 16.4 14.7 12.4  
     - Obese (40) 1.4 3.3 3.6 4.6 2.8  
Female Educaction level mother (N)       41.18*
     - Low (337) 44.7 40.2 47.1 24.8 24.6  
     - High (748) 55.3 59.8 52.9 75.2 75.4  
  Educaction level father (N)       29.19*
     - Low (368) 43.9 50.0 44.9 32.0 24.5  
     - High (668) 56.1 50.0 55.1 68.0 75.5  
  FAS (N)       10.33
     - Low (266) 27.6 24.8 18.2 21.7 24.9  
     - Medium (481) 42.9 46.3 41.8 43.7 35.6  
     - High (386) 29.5 28.9 40.0 34.6 39.5  
  Age category (N)       21.00*
     - Younger (12.5-14.99 yrs) (648) 50.7 56.2 74.5 54.7 68.4  
     - Older (15.0-17.5 yrs) (485) 49.3 43.8 25.5 45.3 31.6  
  1. BMI = Body Mass Index FAS = Familial Affluence Scale
  2. *P < 0.01
  3. Cluster 1: Unhealthy cluster
  4. Cluster 2: Sedentary cluster
  5. Cluster 3: Active, low diet quality cluster
  6. Cluster 4: Inactive, high diet quality cluster
  7. Cluster 5: Healthy cluster