A Brief Overview of Adolescent Developmental Problems in Hong Kong

Table 4

Proportion of 30-day drug-taking students by age and by sex (Secondary Students) based on 2008/09 survey of drug use among students.

Age/sex	2004/2005 (%)	2008/2009 (%)
Age
12 or below	0.5	1.5
13	0.5	1.4
14	1.0	1.7
15	1.0	1.8
16	0.9	1.3
17	1.1	1.6
18	0.6	1.2
19 or above	0.6	0.9
Overall	0.8	1.5
Sex
Male	0.8	1.6
Female	0.7	1.2
Overall	0.8	1.5

Note. Percentages are calculated based on secondary students in the respective age/sex groups who had provided relevant information.
Source: Narcotics Division, The 2008/09 Survey of Drug Use among Students, Narcotics Division, Security Division, Hong Kong Special Administrative Region, 2010.