TBX21 and chronic rhinosinusitis without nasal polyps: To evaluate the relationship between GSK‐3β activity index and chronic inflammation in CRSsNP, we detected the mRNA expression of inflammation‐related genes (T‐bet, RORC, GATA3, IFN‐γ, IL‐4, IL‐5, IL‐13, and IL‐17A).