From: Screen time and developmental health: results from an early childhood study in Canada
 | Physical health and wellbeing | Social competence | Emotional maturity | Language and cognitive development | Communication skills |
---|---|---|---|---|---|
 | OR (95% CI) | OR (95% CI) | OR (95% CI) | OR (95% CI) | OR (95% CI) |
Screen time | |||||
  > 1 h | 1.41†1 (0.99 - 2) | 1.60** (1.16 - 2.2) | 1.29†2 (0.96 - 1.73) | 1.81** (1.19 - 2.74) | 1.60* (1.1 - 2.34) |
  ≤ 1 h | Reference |  |  |  |  |
Sex | |||||
  Male | 1.73*** (1.34 - 2.23) | 2.83*** (2.21 - 3.63) | 3.13*** (2.47 - 3.96) | 1.36* (1.03 - 1.79) | 1.95*** (1.49 - 2.55) |
  Female | Reference |  |  |  |  |
Ethnicity | |||||
  European origins | 1.12 (0.84 - 1.49) | 0.88 (0.68 - 1.13) | 1.08 (0.84 - 1.38) | 0.77 (0.56 - 1.06) | 0.49*** (0.36 - 0.66) |
  Not Euro. origins | Reference |  |  |  |  |
Annual household income | |||||
  < $75,000 | 1.55* (1.03 - 2.31) | 1.89** (1.32 - 2.7) | 1.42* (1.02 - 1.98) | 2.42*** (1.56 - 3.77) | 1.98** (1.27 - 3.1) |
  ≥ $75,000 | Reference |  |  |  |  |
Population Centre | |||||
  Urban | 0.92 (0.67 - 1.27) | 1.02 (0.77 - 1.36) | 0.86 (0.66 - 1.14) | 0.83 (0.62 - 1.11) | 1.42* (1.07 - 1.88) |
  Small to medium | Reference |  |  |  |  |
Physical activity | |||||
  Nonparticipant | 2.2*** (1.66 - 2.92) | 1.68*** (1.28 - 2.2) | 1.52** (1.17 - 1.99) | 1.99*** (1.46 - 2.7) | 2.12*** (1.57 - 2.87) |
  Participant | Reference |  |  |  |  |
Sleep | |||||
  < 10 h | 1.43†(0.99 - 2.05) | 1.51* (1.08 - 2.12) | 1.71** (1.25 - 2.36) | 1.69** (1.15 - 2.48) | 1.63** (1.14 - 2.33) |
  ≥ 10 h | Reference |  |  |  |  |
  Screen time X Income | 1.31 (0.78 - 2.19) | 0.87 (0.53 - 1.4) | 1.21 (0.76 - 1.95) | 0.77 (0.43 - 1.38) | 0.72 (0.4 - 1.28) |