Determination of the classification criteria score15 via summation of applicable items for every patient [evident xerostomia (1 point), xerophthalmia (1 point), definite sialadenitis (3 points), and/ or anti‐SSA(Ro) antibody‐positivity (3 points)] lead to a mean score of 4.9 points. Here, CALR is linked to Keratoconjunctivitis sicca.