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Table 2 Anthropometry and physical activity of children in the intervention and the control group at 7 years of age

From: Body mass index and physical activity in seven-year-old children whose mothers exercised during pregnancy: follow-up of a multicentre randomised controlled trial

  Intervention (n = 164) Control (n = 117)  
Mean (SD) Mean (SD) p value
Anthropometry
 Heighta, cm 127.4 (5.8) 127.0 (5.9) 0.631
 Weightb, kg 25.2 (4.1) 25.3 (4.8) 0.963
 BMIc, kg/m2 15.5 (1.7) 15.6 (2.6) 0.865
 Iso-BMIc, kg/m2 19.4 (2.7) 19.3 (3.1) 0.957
 Iso-BMI ≥25 kg/m2c, n (%) 10 (7.6) 7 (7.2) 0.918
  n (%) n (%)  
Daily MVPAd
 1 h or more 109 (66.5) 68 (59.1) 0.211
Frequency of leisure time MVPA
 Never 1 (0.6) 2 (1.7)  
 Once a month or less 4 (2.4) 1 (0.9)  
 Once a week 33 (20.1) 33 (28.2) 0.057
 2 to 3 times a week 93 (56.7) 67 (57.3)  
 4 to 6 times a week 30 (18.3) 12 (10.3)  
 Every day 3 (1.8) 2 (1.7)  
Weekly leisure time MVPA
 None 4 (2.4) 5 (4.3)  
 1 h 51 (31.1) 36 (30.8)  
 2 to 3 h 79 (48.2) 59 (50.4) 0.551
 4 to 6 h 28 (17.1) 13 (11.1)  
 7 h or more 2 (1.2) 4 (3.4)  
Intensity of PAe
 Easy 22 (13.4) 12 (10.3)  
 Out of breath 137 (83.5) 98 (84.5) 0.305
 Almost exhausted 5 (3.0) 6 (5.2)  
Daily use of electronical devicesf
 Less than ½ hour 13 (8.0) 9 (7.7)  
 ½ to 1 h 118 (72.4) 73 (62.4) 0.091
 2 to 3 h 32 (19.6) 35 (29.9)  
Hours of sleep per weeknightf
 8 h or less 3 (1.8) 1 (0.9)  
 9 h 13 (8.0) 10 (8.5)  
 10 h 92 (56.4) 74 (63.2) 0.375
 11 h 53 (32.5) 31 (26.5)  
 12 h or more 2 (1.2) 1 (0.9)  
  1. BMI body mass index, Iso-BMI BMI adjusted for age and sex, MVPA moderate to vigorous physical activity, PA physical activity, SD standard deviation
  2. aMissing data for seven children in the intervention group and nine children in the control group
  3. bMissing data for 31 children in the intervention group and 20 children in the control group
  4. cMissing data for 32 children in the intervention group and 20 children in the control group
  5. dMissing data for two children in the control group
  6. eMissing data for one child in the control group
  7. fMissing data for one child in the intervention group