A City Guide To Huangzhou for g. Crisp et al. French et al Underlying differences in motivation for smoking are crucial to our understanding of why national statistics are showing reducing levels of smoking among boys but less so among girls. It would seem that the greater concern about body image and weight seen among girls needs to be addressed in parallel with perceptions of smoking if smoking behaviour is to be reduced. n Risk-taking. Smoking has been found to be a common feature of those engaged in a larger array of risk-taking’ or problem behaviour, such as truancy, petty theft or under-age drinking Sutherland and Shepherd . Low family cohesion has also been associated with higher levels of smoking and drinking among adolescents and young adults aged to Bourdeaudhuij Bourdeaudhuij and van Oost , although these studies assessed adolescents and adults at one time point only thus it is not possible to establish the direction of the effects reported. A City Guide To Huangzhou 2016.