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Table 1 Participant Characteristics

From: Physical activity and sedentary behavior across three time-points and associations with social skills in early childhood

Demographic variables Time 1 (2014/2015) (n = 251) Time 2 (2015/2016) (n = 79) Time 3 (2016/2017) (n = 77)
Children’s characteristics
 Age (years) 1.6 (0.2) 2.7 (0.3) 3.7 (0.4)
 Sex
  Male 50.6
  Female 49.4
Parental characteristics
 Age (years) 33.4 (5.0)
 Sex
  Male 13.9 14.1 7.8
  Female 86.1 85.9 92.2
Highest level of education (n = 250)
 High school (grades 9–12) 14.4
 Community/Technical college 27.2
 University 38.0
 Post-graduate 20.4
  1. Values represent mean (standard deviation) for continuous values, and percentage for categorical values
  2. A missing value means this question was not asked at the respective time point