The association between complete and partial non-response to psychosocial questions and suicide: the JPHC Study

Background : Non-participants to psychosocial studies have been shown to have higher mortality, and mortality differs between partial and complete responders to psychosocial questionnaires. Yet, there is very little information available directly linking survey response status with completing suicide. Methods : The study population consisted of the participants of the Japanese Public Health Center-based prospective study. Ninety-nine thousand...