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Table 1 Demographic, clinical, and laboratory characteristics of the 72 patients with immunoglobulin G4-related disease

From: Association of serum levels of fibrosis-related biomarkers with disease activity in patients with IgG4-related disease

 

IgG4-RD (n = 72)

Age, years

66 (61–72)

Male

45 (62.5)

Disease duration, months

11 (5–34)

Initial treatment

Glucocorticoids; 57 (79.2)

Observation; 15 (20.8)

Laboratory data

 Total-IgG, mg/dL

1900 (1490–2480)

 IgG4, mg/dL

457 (260–705)

 IgG4 ≥135 mg/dL

68/72 (94.4)

 IgG4/total IgG, %

23.9 (15.4–34.3)

 IgE, U/mL

352 (130–681)

 CH50, U/mL

43.6 (37.5–53.8)

 C3, mg/dL

85.5 (75.0–99.9)

 C4, mg/dL

19.7 (13.0–27.1)

 sIL-2R, U/mL

762 (467–1093)

  1. The data are median (interquartile range, Q1–4–Q3/4) or number (percentage). Abbreviations: IgG4-RD immunoglobulin G4-related disease, sIL-2R soluble interleukin-2 receptor