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Table 1 Characteristics of 42 patients with immunoglobulin G4-related disease

From: Circulating plasmablasts/plasma cells: a potential biomarker for IgG4-related disease

Characteristics Data
Age at evaluation, years, median (IQR) 55 (41.5–60)
Male/female ratio 2.23:1
Baseline responder index, median (IQR) 14.83 (5.99)
Diagnosis, n (%)
 Definite 32 (76.2)
 Probable 1 (2.4)
 Possible 9 (21.4)
Disease duration, months, median (IQR) 12 (5.75–36)
Number of organs involved, mean (SD) 4.33 (1.79)
Organs involved, n (%)
 1 1 (2.4)
 2 3 (7.1)
 3 or more 38 (90.5)
Lymph nodes involved, n (%) 37 (88.1)
Salivary glands involved, n (%) 24 (57.1)
Lacrimal glands involved, n (%) 24 (57.1)
Pancreas involved, n (%) 13 (31.0)
Lung involved, n (%) 13 (31.0)
Prostate involved of male, n (%) 12 (41.4)
Paranasal sinus involved, n (%) 11 (26.2)
Retroperitoneal organs involved, n (%) 11 (26.2)
Bile duct involved, n (%) 8 (19.0)
Kidney involved, n (%) 6 (14.3)
Skin involved, n (%) 4 (9.5)
History of allergy, n (%) 29 (69.0)
Elevated serum IgG4 concentration at baseline, n (%) 41 (97.6)
Elevated IgE, n (%) 26/29 (89.7)
Eosinophilia, n (%) 16 (38.1)
  1. Ig Immunoglobulin