摘要: Background: A key challenge in healthcare systems worldwide is the large number of patients who suffer from multimorbidity; despite this, most are organized within a single-disease framework. Objective: The present study addresses two issues: characteristics and preconditions care coordination for with factors that promote or inhibit at levels provider organizations professionals. Design: analysis based on scoping study, which combines systematic literature search qualitative thematic analysis. was conducted November 2013 included PubMed, CINAHL, Web Science databases, as well Cochrane Library, websites relevant hand-search reference lists. studies wide range designs, industrialized countries, English, German Scandinavian languages, focused both multimorbidity/comorbidity integrated care. Results: 47 226 identified studies. central theme emerging complexity. This related to specific medical conditions multimorbidity (case complexity) organization delivery professionals (care complexity). Conclusions: In terms how approach coordination, one reduce complexity other embrace Either way, future research must take more explicit stance also gain better understanding role prerequisite development new interventions. Journal Comorbidity 2015;5(1):15–28