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Table 1 Descriptive characteristics of the children at baseline

From: A randomized controlled trial on a multicomponent intervention for overweight school-aged children – Copenhagen, Denmark

   Control group Intervention group P value
  n Baseline Baseline  
Girls (total and percentage) 37 15 (83.3) 15 (78.9) -
Age (years) 37 8.7 (0.9) 8.8 (0.9) 0.8
Birth weight (gram) 35 3,634 (488.4) 3,555 (417.0) 0.6
Body composition     
  Weight (kg) 37 39.7 (8.1) 44.6 (10.1) 0.1
  BMI (kg/m2) 37 21.0 (3.5) 22.6 (3.8) 0.2
   Overweight (total and percentage) 20 12 (67) 8 (42) 0.3
   Obese (total and percentage) 17 6 (33) 11 (58) 0.1
  zBMI 37 1.8 (0.8) 2.2 (0.8) 0.1
  Waist (cm) 35 79.2 (7.4) 81.2 (8.9) 0.5
  Hip (cm) 35 80.7 (8.7) 84.1 (8.2) 0.2
  Waist-to-height ratio 35 0.6 (0.1) 0.6 (0.1) 0.9
DXA scan 37    
  Lean body mass (kg)   23.1 (3.3) 25.3 (4.3) 0.1
  Fat mass (kg)   15.0 (5.4) 17.6 (6.8) 0.2
  Body fat tissue percent (%)   38.3 (7.1) 40.2 (7.0) 0.4
  Android fat mass (kg)   1.3 (0.5) 1.7 (0.8) 0.08
  Gynoid fat mass (kg)   2.9 (1.0) 3.4 (1.2) 0.2
  Android/gynoid ratio   0.4 (0.1) 0.5 (0.1) 0.05
Blood Pressure and pulse 37    
  Systolic (mmHg)   101.9 (8.0) 102.2 (8.9) 0.9
  Diastolic (mmHg)   62.8 (7.7) 62.0 (6.1) 0.6
  Heart Rate (beats/min)   81.4 (13.6) 79.7 (11.0) 0.7
Fitness     
  Steps per day (maximum) 31 14,313 (3,176) 13,049 (2,783) 0.3
  Modified Andersen fitness test (meter) 37 689.6 (135.5) 649.5 (173.9) 0.4
  Jumping test (cm) 37 22.9 (4.3) 24.6 (6.3) 0.4
  1. Presented as mean (standard deviation) or total in the group (percentage of the group).
  2. P value assessed by unpaired Student’s t-test.
  3. zBMI, standardized BMI.