OBJECTIVES: To determine the positive and detrimental aspects of social support prior to allogeneic or autologous bone marrow transplantation/stem cell transplantation. DESIGN: Cross-sectional. METHODS: Patients completed the German version of the Illness-specific Social Support Scale (ISSS) and the Quality of Life (QoL) Questionnaire Core 30 (EORTC QLQ-C30). RESULTS: Participants were 282 patients (62% autologous SCT, 39% women, 97% haematological malignancies, 72% with partner). We found satisfactory reliability values for both ISSS scales: positive support (Cronbach's alpha=.91) and problematic support (=.73). Patients living with a partner displayed higher scores in positive interaction than patients living alone (p
