Abstract: ObjectiveTo investigate past voluntary blood donations,future donation intentions and their related psychological factors in young residents of Nanjing so as to provide evidence for donor recruitment and retention. MethodsA questionnaire was developed based on TPB and related articles. Respondents were selected by cluster sampling followed by quota sampling and questionnaires were filled out during May to December 2014 in Nanjing. Data analysis was done by multilevel ordinal logistic regression.Results638 valid questionnaires were collected. Respondents were aged between 18 and 35 years old.64.4% respondents never donated blood. The mean score of blood donation intentions was 2.27±0.91 （1=very likely,5=very unlikely）. Psychological factors associated with future donation intentions were attitude,subjective norm,perceived behavior control and self-identity. ConclusionTPB can explain the blood donation intentions among those hesitating young residents and the identified psychological factors may provide evidence for recruitment strategies.

Key words: Voluntary, blood, donation, Blood, donation, intention, Psychological, factors