Dialogue on developing consensus on measurement and presentation of patient-important outcomes, using pain outcomes as an exemplar, in systematic reviews: a preconference meeting at OMERACT 12

Prior to the Outcome Measures in Rheumatology (OMERACT) 12 meeting in Budapest, Hungary, a workshop was held bringing together individuals from a number of international outcome measure organizations to assess how best to further develop consensus on how pain is conceptualized and measured in trials of musculoskeletal conditions, and how the trials should be reported in systematic reviews