This study war conducted to examine the knowledge of and attitudes toward s
ex of 178 Chinese secondary school students in Hong Kong. The data were col
lected using a questionnaire that comprised three parts: the Chinese versio
n of the Mathtech Knowledge Test, the Chinese version of the Mathtech Attit
ude and Value Scale, and a demographic sheet seeking sociodemographic infor
mation. In general, students demonstrated a low level of sexual knowledge,
especially in relation to adolescent marriage, the probability of pregnancy
, and adolescent sexual activity With regard to attitudes, students indicat
ed positive attitudes toward importance of family and importance of birth c
ontrol. Male students in comparison with their female counterparts had a hi
gher level of agreement with premarital intercourse and the use of pressure
and force in sexual activity