OBJECTIVE To compare adolescent cannabis use between 2002 and 2006 and to investigate links to the frequency of evenings spent out with friends. DESIGN The Health Behavior in School-Aged Children study, an international study carried out in collaboration with the World Health Organization/Europe. SETTING A total of 31 mostly European and North American countries and regions. PARTICIPANTS ...

BACKGROUND Patient care may be inconsistent during off hours. We sought to determine whether victims of major trauma admitted to hospital on evenings, nights, and weekends suffer increased mortality rates. All victims of major trauma admitted to all four major acute care hospitals in the Calgary Health Region between April 1, 2002 and March 31, 2006 were included. Clinical and outcome informati...

This study examined how 2 different ways of being mentally engaged with work-related issues during evenings (affective rumination and problem-solving pondering) cause changes in psychological well-being over a 1-year period. We conducted a 3-wave longitudinal study with a time lag of 6 months between each wave. At the first measurement moment, participants filled out a survey over 5 consecutive...

OBJECTIVE To complete a description of the dietary intakes of New Zealand schoolchildren by describing afternoon and evening foods and nutrients. DESIGN Twenty-four hour dietary recall data from the 2002 Children's Nutrition Survey were analysed to describe food and nutrient intakes during the afternoon (14.00 to 16.59 hours) and evening (17.00 to 23.59 hours). SETTING New Zealand homes and...