Table 1 Participant characteristics of toddlers living in Edmonton, Canada
|  | (n = 151) |
|---|---|
Age (M ± SD) | 19.0 ± 1.9 months |
Sex (females, %) | 47.0 |
Ethnicity/race (%) | |
 European-Canadian/Caucasian | 59.6 |
 Othera | 40.4 |
Household income (n = 144) (%) | |
  > $100,000 | 48.6 |
 $50,000 to $100,000 | 39.6 |
  ≤ $50,000 | 11.8 |
Main type of child care (%) | |
 Parental | 32.5 |
 Day care centre | 17.2 |
 Home day care | 15.8 |
 Other | 34.5 |
Height (centimetres) (n = 140) (M ± SD) | 82.2 ± 7.2 |
Weight (kilograms) (n = 140) (M ± SD) | 11.2 ± 1.5 |
Body mass index z-scoreb (n = 140) (M ± SD) | 0.6 ± 1.2 |
Accelerometry data (M ± SD) | |
 Wear days | 6.3 ± 1.0 |
 Wear time (minutes/day) | 10.3 ± 1.4 |
Physical activity (minutes/day) (M ± SD) | |
 Light-intensity physical activity | 240.2 ± 29.3 |
 Moderate- to vigorous-intensity physical activity | 58.7 ± 18.7 |
 Total physical activity | 298.9 ± 40.9 |
Sedentary behaviour (minutes/day) (M ± SD) | |
 Sedentary time | 316.7 ± 40.6 |
 Television viewing | 74.0 ± 82.5 |
 Video game | 11.2 ± 32.7 |
 Total screen time (television viewing + video game) | 85.2 ± 97.1 |
Restrained <1 h at a time/week (%) (n = 150) | |
 0 day | 14.0 |
 1 days | 8.7 |
 2 days | 8.7 |
 3 days | 11.3 |
 4 days | 6.0 |
 5 days | 6.0 |
 6 days | 11.3 |
 7 days | 34.0 |
Sleep (hours/day) (M ± SD) | |
 Nap | 2.0 ± 0.7 |
 Night sleep | 10.6 ± 1.4 |
 Total sleep | 12.6 ± 1.3 |