OBJECTIVES To determine the smoking prevalence and to examine the determinants of smoking behaviour among male adolescents in Semarang, Indonesia. DESIGN A random sample of schools in Semarang (population 1.5 million) was obtained using a stratified sampling procedure (strata based on type of school and district). A total of 149 schools were selected (response rate 72%). Within the schools 18...

OBJECTIVES To determine the smoking prevalence and its determinants in students at Cukurova University, Southern Turkey. DESIGN The sample was selected from the first and final year students of all faculties in Cukurova University. The students who were present on the day of the survey were all included in the study. The students filled in an anonymous questionnaire detailing their sociodemog...

OBJECTIVES The authors aimed to examine whether changes in health risk behaviour rates alter the relationships between behaviours during adolescence, by comparing clustering of risk behaviours at different time points. DESIGN Comparison of two cohort studies, the Twenty-07 Study ('earlier cohort', surveyed in 1987 and 1990) and the 11-16/16+ Study ('later cohort', surveyed 1999 and 2003). S...

BACKGROUND There is substantial evidence that maternal smoking during pregnancy is associated with both antisocial behaviour and symptoms of attention-deficit hyperactivity disorder (ADHD) in offspring. However, it is not clear whether maternal smoking during pregnancy is independently associated with antisocial behaviour or whether the association arises because antisocial behaviour and ADHD c...

BACKGROUND Adoption and maintenance of healthy behaviours is pivotal to chronic disease self-management as this influences disease progression and impact. This qualitative study investigated health behaviour changes adopted by participants with moderate or severe chronic obstructive pulmonary disease (COPD) recruited to a randomised controlled study of telephone-delivered health-mentoring. ME...

OBJECTIVES To assess parental influence on smoking behaviour by high school students in an Asian culture and to compare the relative importance of parental and peer influence. METHODS A 5% nationally representative sample, including 44 976 high school students in 10th to 12th grade (aged 15-18 years) in Taiwan, were surveyed in 1995. Each completed a long self administered questionnaire. Pare...