Comparing the highest versus lowest category of each immune‐related protein, eight proteins were inversely associated with dysplasia with sex‐ and age‐adjusted ORs ranging from 0.30 (95%CI: 0.12–0.77) for IL‐33 to 0.76 (95%CI: 0.59–0.99) for MIP‐1B. Here, CCL4 is linked to dysplasia.