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Table 1 Descriptive characteristics of children and parents in the GECKO Drenthe cohort

From: Parental physical activity is associated with objectively measured physical activity in young children in a sex-specific manner: the GECKO Drenthe cohort

Child factors N Girls N Boys P-value
Age at PA measurement (years) 299 6.1 ± 0.5 324 6.1 ± 0.5 0.93
Ethnicity (%) 282   304   0.32
 Dutch   94.7   96.4  
 Non-Dutch   5.3   3.6  
Highest household income, N (%) 267   279   0.22
  ≤ EUR1150   11 (4)   6 (2)  
 EUR1151–3050   179 (67)   173 (62)  
 EUR3051–3500   51 (19)   69 (25)  
  ≥ EUR3501   26 (10)   31 (11)  
BMI (kg/m2) 262 16.0 ± 1.5 277 16.0 ± 1.2 0.57
Physical activity (PA) 299   324   
 Total PA (counts/minute, cpm)   764 ± 197   839 ± 241a < 0.001
 Sedentary (hrs/day)   6.41 ± 0.92   6.27 ± 0.96 0.053
 Light PA (hrs/day)   4.28 ± 0.61   4.31 ± 0.62 0.58
 Moderate PA (min./day)   40 (31; 48)   48 (40; 61)a < 0.001
 Vigorous PA (min./day)   16 (11; 24)   20 (14; 28) < 0.001
 Moderate-to-vigorous PA (min./day)   55 (43; 72)   71 (54; 90) < 0.001
Adherent to PA guideline, N (%)   132 (44)   215 (66) < 0.001
Parent factors N Mothers (n = 621) N Fathers (n = 608)  
Age (years) 620 37.1 ± 4.4 579 40.0 ± 5.0  
BMI at PA measurement (kg/m2) 417 24.6 ± 4.0 372 25.4 ± 3.1  
Overweight and obesity, N (%) 417 164 (39.3) 372 178 (48.0)  
Education level (%) 595   578   
 Low/middle   348 (58.5)   378 (65.4)  
 High (higher vocational)   247 (41.5)   200 (34.6)  
Physical activity (PA) 621   608   
 Total PA (hrs/day)   8.0 (6.3–10.3)   7.9 (6.6–9.4)  
 Light PA (hrs/day)   6.5 (4.7–8.4)   6.0 (2.7–7.4)  
 Moderate PA (hrs/day)   1.14 (0.57–2.50)   0.93 (0.29–4.14)  
 Vigorous PA (hrs/day)   0.00 (0.00–0.26)   0.14 (0.00–0.43)  
 Moderate-to-vigorous VPA (hrs/day)   1.29 (0.71–2.77)   1.32 (0.57–4.56)  
 Sports (hrs/day)   0.14 (0.00–0.36)   0.14 (0.00–0.43)  
 Leisure time PA (hrs/day)   0.79 (0.43–1.38)   0.89 (0.50–1.53)  
 Housework (hrs/day)   3.57 (2.29–6.00)   1.00 (0.29–2.00)  
 Active commuting (hrs/day)   0.00 (0.00–0.10)   0.00 (0.00–0.07)  
 Active work (hrs/day)   3.43 (2.14–3.86)   5.71 (4.57–6.07)  
  1. All the participants were recruited from the GECKO Drenthe birth cohort (babies born between 1 April 2006 and 1 April 2007 in Drenthe, the Netherlands). The data are presented as means ± standard deviations or as medians of the 25th and 75th percentiles or as percentages