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Table 1 Descriptive characteristics of children

From: Compliance with the 24-h movement guidelines and the relationship with anthropometry in Finnish preschoolers: the DAGIS study

 AllBoysGirlspd
NMean ± SDNMean ± SDNMean ± SD
Age (years)7784.7 ± 0.93994.8 ± 0.93794.7 ± 0.90.31
Height (cm)739109.6 ± 7.8372110.5 ± 7.9369108.6 ± 7.70.001
Weight (kg)77819.1 ± 3.537119.5 ± 3.536618.8 ± 3.40.005
BMI (kg/m2)73821.7 ± 3.537222.3 ± 3.736621.1 ± 3.2< 0.001
BMI-SDSa (kg/m2)738−0.06 ± 1.0372− 0.05 ± 1.0366−0.06 ± 1.00.94
 Overweight or obeseb (N, %)73885 (11.5)37239 (10.5)36646 (12.6)0.45
Waist circumference (cm)73853.7 ± 4.037253.9 ± 3.736653.4 ± 4.20.076
Parental education levelc (N, %)774 399 375 0.18
 < Bachelor’s degree 164 (21.2) 85 (21.3) 79 (21.1) 
 Bachelor’s degree 329 (42.5) 158 (39.6) 171 (45.6) 
 > Bachelor’s degree 281 (36.3) 156 (39.1) 125 (33.3) 
Awake wearing time of the accelerometer (min/day)
 Overall764774.0 ± 35.4395774.8 ± 35.5396773.2 ± 35.20.54
 Weekdays750776.4 ± 38.4386777.0 ± 38.4364775.8 ± 38.40.67
 Weekend days770768.6 ± 51.1394770.6 ± 50.9376766.5 ± 51.30.27
Total physical activity (min/day)
 Overall764390.5 ± 46.2395395.6 ± 46.0369385.1 ± 45.90.002
 Weekdays750395.3 ± 48.9386401.1 ± 48.9364389.1 ± 48.30.001
 Weekend days770379.3 ± 60.2394383.2 ± 60.5376375.1 ± 59.70.063
Moderate-to-vigorous physical activity (min/day)
 Overall76486.0 ± 25.539592.0 ± 25.636979.5 ± 23.7< 0.001
 Weekdays75087.7 ± 26.938694.0 ± 27.336480.9 ± 24.8< 0.001
 Weekend days77081.4 ± 29.839487.1 ± 31.037675.5 ± 27.4< 0.001
Screen time (min/day)
 Overall77175.7 ± 37.439677.0 ± 37.137574.4 ± 37.70.33
 Weekdays77762.7 ± 34.939963.2 ± 34.937862.2 ± 34.90.68
 Weekend days772108.4 ± 62.4396111.7 ± 61.7376104.8 ± 63.00.12
Sleep duration (h:min/day)
 Overall77110:21 ± 0:3339510:19 ± 0:3337610:23 ± 0:330.054
 Weekdays77710:17 ± 0:3539810:15 ± 0:3537910:19 ± 0:350.079
 Weekend days77210:32 ± 0:4239610:29 ± 0:4337610:34 ± 0:420.14
  1. Abbreviations: BMI Body mass index, BMI-SDS Body mass index standard deviation score, SD Standard deviation
  2. aAccording to Saari et al. (2011) [16]
  3. bAccording to Cole et al. (2012) [17]
  4. cLess than bachelor’s degree included comprehensive, vocation, or high school; bachelor’s degree included bachelor’s degree or college; and more than bachelor’s degree included master’s degree or licentiate/doctor
  5. dT-test for continuous variables and chi-square test for categorized variables. Differences with P < 0.05 were considered statistically significant (statistically significant values are bolded)