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Table 1 Demographic features of IgG4-RD with/without PAO/PA

From: IgG4-related aortitis/periaortitis and periarteritis: a distinct spectrum of IgG4-related disease

Demographic featuresPAO/PA (n = 89)Non-PAO/PA (n = 498)P value
Age (years)58.3 ± 11.152.6 ± 13.8< 0.001*
Male/female ratio5.85/11.35/1< 0.001*
Disease duration (month), M (Q1–Q3)6 (2.5–36)12 (6–36)< 0.001*
History of allergy (n, %)25 (28.1)267 (53.6)< 0.001*
IgG4-RD RI10.8 ± 5.39.8 ± 5.20.103
Number of organs involved2.9 ± 1.93.0 ± 1.70.126
Patients with single organ involved (n, %)24 (27.0)66 (13.3)0.001*
  1. *Statistical significance