“…Although there have been numerous discussions and even heated debates about the reasons for young females' engagement in unprotected sexual behaviour, most of the discourses focus on their lack of substantial knowledge regarding the dangers of unprotected sex, embarrassment about asking their partners to use condoms, fear of reduced sexual *Corresponding author. Email: siumingto@cuhk.edu.hk q 2013 Taylor & Francis satisfaction and perceived sense of inconvenience (Arai, 2003;Ho & Wong, 2006;Thorsén, Aneblom, & Gemzell-Danielsson, 2006;Wingood & DiClemente, 2000). Other studies have examined the benefits and costs of condom use, proposing that when the estimated benefits of using condoms are higher than the expected costs, the chance that precautions are taken increases (Gebhardt, Kuyper, & Greunsven, 2003;Parsons, Halkitis, Bimbi, & Borkowski, 2000).…”