Table 1 Clinical characteristics of 121 IgG4-RD patients with and without DS
Variables | Group A (n = 34) | Group B (n = 41) | Group C (n = 46) | P value |
|---|---|---|---|---|
Age (years) | 49.4 ± 14.0 | 53.8 ± 16.7 | 55.5 ± 11.1 | 0.155 |
Sex(male/female) | 1.83/1 | 4.13/1 | 2.29/1 | 0.288 |
Disease duration (months), M (Q1–Q3) | 21.5 (12–51) | 6 (2–12) | 21.5 (6–51) | < 0.001# |
Biopsy (n, %) | 24 (70.6) | 15 (36.7) | 39 (84.8) | < 0.001# |
History of allergy (n, %) | 21 (61.8) | 14 (34.1) | 32 (69.6) | 0.003# |
IgG4-RD RI, M (Q1–Q3) | 11.5 (9–14) | 11 (7.5–15) | 19.2 ± 5.2 | 0.0001# |
Number of organs affected | 3.3 ± 1.1 | 2.6 ± 1.1 | 5.3 ± 1.5 | 0.0001# |