A City Guide To Hong Kong International Airport for The authors do point out, however, that the actual levels of distress and stress were not likely to be clinically significant in this sample. It would have helped the reader to see this, had maximum possible scores been presented for each of the stress subscales, as this is an important finding. Only a small number of non-smokers at T had become smokers by T boys, per cent; girls, per cent and the percentage of smokers in both genders was less at T. The authors note that attrition was higher among smokers than non-smokers, and this possibly explains this finding, i.e. smokers did not complete the follow-up. Pupils who failed to H – R I S K SMOKING n Smoking maintenance Reasons for continuing to smoke are not exclusively the same as reasons given for initiation. A City Guide To Hong Kong International Airport 2016.