Variables | Model I | Model II | Model III | Model IV | ||||
---|---|---|---|---|---|---|---|---|
Adjusted OR (95% CI) | Pvalue | Adjusted OR (95% CI) | Pvalue | Adjusted OR (95% CI) | Pvalue | Adjusted OR (95% CI) | Pvalue | |
Biological health problems | Â | Â | Â | Â | Â | Â | Â | Â |
 Overweight/obesity vs. none | 1.89 (1.40-2.55) | <.001 | 1.80 (1.32-2.44) | <.001 | 1.78 (1.31-2.42) | <.001 | 1.70 (1.25-2.35) | <.001 |
 Chronic pain during night vs. none | 2.87 (2.48-3.32) | <.001 | 2.67 (2.29-3.10) | <.001 | 2.60 (2.24-3.02) | <.001 | 2.47 (2.12-2.88) | <.001 |
 History of ADHD diagnosis vs. none | 1.56 (1.28-1.89) | <.001 | 1.29 (1.05-1.59) | .014 | 1.25 (1.02-1.54) | .033 | 1.20 (0.98-1.49) | .078 |
 Chronic respiratory condition vs. none | 1.42 (1.28-1.57) | <.001 | 1.27 (1.14-1.41) | <.001 | 1.25 (1.12-1.39) | <.001 | 1.23 (1.10-1.37) | <.001 |
 Food/drug allergy vs. none | 1.17 (0.95-1.44) | .147 | 0.98 (0.78-1.21) | .824 | 0.97 (0.78-1.20) | .759 | 0.99 (0.80-1.23) | .916 |
Psychosocial condition | Â | Â | Â | Â | Â | Â | Â | Â |
 Poor mental and emotional condition |  | <.001 |  | <.001 |  | <.001 |  | <.001 |
  Yes vs. no | 1.53 (1.41-1.71) |  | 1.36 (1.25-1.53) |  | 1.35 (1.21-1.53) |  | 1.34 (1.20-1.49) |  |
 Poor peer acceptance/social functioning |  | <.001 |  | .107 |  | .113 |  | .110 |
  Yes vs. no | 1.22 (1.10-1.34) |  | 1.07 (0.96-1.20) |  | 1.06 (0.96-1.21) |  | 1.06 (0.98-1.22) |  |
 Poor parenthood |  | <.001 |  | .008 |  | .018 |  | .063 |
  Yes vs. no | 1.35 (1.23-1.50) |  | 1.16 (1.05-1.28) |  | 1.13 (1.01-1.26) |  | 1.12 (1.00-1.23) |  |
Family history of insomnia | Â | Â | Â | Â | Â | Â | Â | Â |
 Grandparents’ history of insomnia |  | .227 |  | .851 |  | .705 |  | .506 |
  Yes vs. no | 1.11 (0.94-1.32) |  | 0.98 (0.82-1.18) |  | 0.97 (0.81-1.56) |  | 0.96 (0.82-1.14) |  |
 Parents’ history of insomnia |  | <.001 |  | <.001 |  | <.001 |  | <.001 |
  Yes vs. no | 1.52 (1.35-1.71) |  | 1.34 (1.18-1.51) |  | 1.34 (1.18-1.52) |  | 1.31 (1.15-1.48) |  |