The following figure details results for one of the statistical analyses carried out as part of Dr. H's doctoral dissertation. Three variables were assessed for each youth participant at ages 13, 15, and 16. Solid lines indicate a statistically significant relationship; dotted lines indicate a relationship that is not statistically significant.

• Sleep problems: Total # of reported sleep problems on a self- report survey
• Conduct problems: Total # of behavioral problems reported on a self-report survey
• Sleep duration: Average amount of sleep reported

W1: Age 13 W2: Age 15 W3: Age 16 0.44* * 0.44* * Sleep Sleep Sleep Problems Problems 0.20* 7 Problems A 0.24*