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A significantly higher percentage of participants with OSA (red bars) had new and worsening CRS compared with those without OSA (blue bars) using both the WTC (42.8% vs 29.8%) and EPOS definitions of CRS (46.4% vs 33.8%), respectively. CRS = chronic rhinosinusitis; EPOS = 2012 European Position Paper on Rhinosinusitis and Nasal Polyps; WTC = World Trade Center.
