Rhinosinusitis risk prediction

This retrospective cohort study if to discover demographic factors and clinical signs associating with chronic rhinosinusitis (CRS), its severity, and its progression.Could we putatively find easy markers from the subjects´ signs, environment and life style that prevent from the progression of CRS and its associated diseases? The clinical significance of this study would be at developing cost-effective markers and models that would facilitate risk-estimation and prevention the onset and the progression of CRS and its associating diseases in Finland.